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1 HOLOGRAPHIC SYSTEM OR ELEMENT
2 . (1 indent ) Authentication
3 . (1 indent ) Having particular recording medium
4 .. (2 indent ) Recyclable
5 ... (3 indent ) Magnetic material
6 ... (3 indent ) Sandwich having photoconductor
7 ... (3 indent ) Crystalline material
8 .. (2 indent ) Having nonplanar recording medium surface
9 . (1 indent ) For synthetically generating a hologram
10 . (1 indent ) Using modulated or plural reference beams
11 .. (2 indent ) Spatial, phase or amplitude modulation
12 . (1 indent ) Copying by holographic means
13 . (1 indent ) Head up display
14 .. (2 indent ) Holograph on curved substrate
15 . (1 indent ) Using a hologram as an optical element
16 .. (2 indent ) With aberration correction
17 .. (2 indent ) Scanner
18 ... (3 indent ) Flat rotating disk
20 ... (3 indent ) Multiple point hologram (e.g., fly-eye lens, etc.)
21 . (1 indent ) Having defined page composer
22 . (1 indent ) For producing or reconstructing images from multiple holograms (e.g., color, etc.)
23 .. (2 indent ) Holographic stereogram
24 .. (2 indent ) Superimposed holograms only
25 .. (2 indent ) Discrete hologram only
26 ... (3 indent ) Sequential frames on moving film
27 . (1 indent ) Having particular laser source
28 . (1 indent ) Having multiple object beam or diffuse object illumination
29 . (1 indent ) Fourier transform holography
30 . (1 indent ) Having optical element between object and recording medium
31 .. (2 indent ) Focused image holography
32 . (1 indent ) For reconstructing image
33 .. (2 indent ) Real image
34 . (1 indent ) With optical waveguide
35 . (1 indent ) Hardware for producing a hologram
107 OPTICAL COMPUTING WITHOUT DIFFRACTION
108 . (1 indent ) Logic gate
196.1 DEFLECTION USING A MOVING ELEMENT
197.1 . (1 indent ) Using a periodically moving element
198.1 .. (2 indent ) With particular mount or driver for element
199.1 ... (3 indent ) Oscillating driver
199.2 .... (4 indent ) Electrostatically driven
199.3 .... (4 indent ) Electromagnetically driven
199.4 .... (4 indent ) Electromechanically driven
200.1 ... (3 indent ) Bearing or shaft for rotary driver
200.2 .... (4 indent ) Specific shaft material or structure (e.g., ceramic ring)
200.3 .... • (5 indent ) Grooved shaft
200.4 .... (4 indent ) Fluid pressure bearing
200.5 .... • (5 indent ) Dynamic fluid bearing
200.6 ... (3 indent ) Electrostatic driver
200.7 ... (3 indent ) Electromagnetic driver
200.8 ... (3 indent ) Electromechanical driver
201.1 .. (2 indent ) With multiple scanning elements (e.g., plural lenses, lens and prism, etc.)
201.2 ... (3 indent ) Reflective element (e.g., mirror, reflector, etc.)
202.1 ... (3 indent ) X-Y scanners
203.1 ... (3 indent ) Having a common axis or rotation
204.1 .. (2 indent ) Utilizing multiple light beams
204.2 ... (3 indent ) Including modulated light beam
204.3 ... (3 indent ) Including polarized light beam
204.4 ... (3 indent ) Having multiple light beams with visible wavelengths
204.5 ... (3 indent ) With diffraction grating
205.1 .. (2 indent ) Post scanning optical element
206.1 ... (3 indent ) High distortion lens (e.g., f-Theta lens)
207.1 ... (3 indent ) Anamorphic elements
207.2 .... (4 indent ) Having an aspheric surface
207.3 .... • (5 indent ) Multiple aspheric surfaces
207.4 .... • . (6 indent ) Multiple symmetrical aspheric surfaces
207.5 .... • . (6 indent ) Multiple nonsymmetrical aspheric surfaces
207.6 ... (3 indent ) Cylindrical or toric lens
207.7 ... (3 indent ) With diffraction portion or element
207.8 ... (3 indent ) With reflecting prism
207.9 ... (3 indent ) Polarized beam
207.11 ... (3 indent ) Thermal compensation
208.1 ... (3 indent ) Concave reflector
208.2 .... (4 indent ) Aspheric reflector
209.1 .. (2 indent ) Transmissive type moving element
210.1 ... (3 indent ) Moving lens
210.2 .... (4 indent ) Rotational Lens
211.1 ... (3 indent ) Moving prism
211.2 .... (4 indent ) Rotating prism
211.3 .... • (5 indent ) Multiple prisms
211.4 .... (4 indent ) With angled axis of rotation
211.5 .... (4 indent ) Rotating element
211.6 .... (4 indent ) With diffraction grating
212.1 .. (2 indent ) reflective type moving element
212.2 ... (3 indent ) Rotating reflective element
213.1 ... (3 indent ) Oscillating reflective element
214.1 .... (4 indent ) Single plane mirror
215.1 .... • (5 indent ) With imaging lens
216.1 ... (3 indent ) Multifaceted rotating element
218.1 .... (4 indent ) Having six, seven, or eight facets
219.1 .... (4 indent ) Having five or fewer facets
219.2 .... (4 indent ) Inclined reflective elements
217.1 .... (4 indent ) With facet plane substantially parallel to rotating axis plane
217.2 .... (4 indent ) With beam modulation
217.3 .... (4 indent ) Having vibration absorbing means
217.4 .... (4 indent ) With diffractive element
220.1 ... (3 indent ) Rotation axis traversely oriented relative to reflective element
221.1 ... (3 indent ) Having planar rotating reflector with co-planar axis of rotation
221.2 . (1 indent ) With particular mount or drive for element
221.3 .. (2 indent ) Bearing or shaft for rotary driver
221.4 ... (3 indent ) Specific shaft material or structure (e.g., ceramic ring)
222.1 . (1 indent ) By frustrated total internal reflection
223.1 . (1 indent ) By moving a reflective element
224.1 .. (2 indent ) Reflective element moved by deformable support
224.2 ... (3 indent ) Modulated light beam
225.1 .. (2 indent ) Pivotally or moving in circular arc
226.1 .. (2 indent ) Rotating
226.2 . (1 indent ) Pivotal or rotational element
226.3 . (1 indent ) Fluid filled medium
227 LIGHT CONTROL BY OPAQUE ELEMENT OR MEDIUM MOVABLE IN OR THROUGH LIGHT PATH
229 . (1 indent ) With glare or flicker elimination
230 . (1 indent ) Electro-mechanical
231 .. (2 indent ) String or ribbon type
232 . (1 indent ) Slit type
233 . (1 indent ) With relative motion of two apertured elements
234 . (1 indent ) With rotating or pivoting element (e.g., scanning discs)
235 .. (2 indent ) Continuously rotating apertured element
236 .. (2 indent ) Element rotates about axis perpendicular to light path
238 . (1 indent ) Light wave temporal modulation (e.g., frequency, amplitude, etc.)
239 .. (2 indent ) Modulator output feedback to modulator
240 .. (2 indent ) Changing bulk optical parameter
241 ... (3 indent ) By actinic radiation (e.g., photochromic)
242 .... (4 indent ) Display device
243 .... (4 indent ) Bistable device
244 .... (4 indent ) Opto-optical device
245 ... (3 indent ) Electro-optic
246 .... (4 indent ) Modulation of polarized light via modulating input signal
247 .... • (5 indent ) Using reflective or cavity structure
248 .... • . (6 indent ) Semiconductor
249 .... • (5 indent ) Compensation technique
250 .... • (5 indent ) Using plural mediums
251 .... • (5 indent ) With particular direction of the field in relation to the medium, beam direction or polarization
252 .... • (5 indent ) With particular medium or state of the medium
253 .... • . (6 indent ) Liquid medium
254 .... • (5 indent ) With particular electrode structure or arrangement, or medium mounting structure or arrangement
255 .... • (5 indent ) With particular field
256 .... • (5 indent ) With birefringent element
257 .... • (5 indent ) Pockels cell
258 .... • (5 indent ) Kerr cell
259 .... (4 indent ) Plural modulation cells
260 .... (4 indent ) Etalon structure
261 .... (4 indent ) Multiple reflections within cell
262 .... (4 indent ) Excitation by electron beam
263 .... (4 indent ) By reflection
264 .... (4 indent ) Pulse modulation
265 .... (4 indent ) Electrochromic
266 .... • (5 indent ) Particular nonplanar electrode arrangement
267 .... • (5 indent ) Reflection-type (e.g., display device)
268 .... • . (6 indent ) Complementary device
269 .... • . (6 indent ) Particular counter electrode
270 .... • . (6 indent ) Particular electrolyte layer
271 .... • . (6 indent ) Particular planar electrode pattern
272 .... • . (6 indent ) Liquid cell
273 .... • . (6 indent ) Particular electrochromic layer structure
274 .... • . (6 indent ) Diverse layer
275 .... • (5 indent ) Transmission-type (e.g., windows)
276 .... (4 indent ) Amplitude modulation
277 .... • (5 indent ) Within display element
278 .... (4 indent ) Frequency modulation
279 .... (4 indent ) Phase modulation
280 ... (3 indent ) Magneto-optic
281 .... (4 indent ) Modulation of polarized light via modulating input signal
282 .... • (5 indent ) Using layered structure or plural mediums
283 .... • (5 indent ) With particular direction of the field in relation to the medium, beam direction or polarization
284 .... (4 indent ) Amplitude modulation
285 ... (3 indent ) Acousto-optic
286 .... (4 indent ) Amplitude modulation
287 .... (4 indent ) Frequency modulation
288 ... (3 indent ) Thermo-optic
289 .... (4 indent ) Amplitude modulation
290 .. (2 indent ) By changing physical characteristics (e.g., shape, size or contours) of an optical element
291 ... (3 indent ) Shape or contour of light control surface altered
292 .... (4 indent ) Light control surface forms image on projected light beam
293 .... • (5 indent ) Electron beam causes surface alteration
294 .... (4 indent ) Using photoconductive layer
295 .... (4 indent ) Having multiple electrodes
296 ... (3 indent ) Changing position or orientation of suspended particles
297 ... (3 indent ) Light control surface formed or destroyed
298 . (1 indent ) Light wave directional modulation (e.g., deflection or scanning is representative of the modulating signal)
299 .. (2 indent ) Opto-optical device
300 .. (2 indent ) Phase conjugate
301 .. (2 indent ) Acting on polarized light
302 ... (3 indent ) Using reflecting or cavity structure
303 ... (3 indent ) Using more than one polarization (e.g., digital)
304 ... (3 indent ) Using single polarization
305 .. (2 indent ) Acousto-optic
306 ... (3 indent ) Correlation or convolution
307 ... (3 indent ) Utilizing optical feedback
308 ... (3 indent ) Filter
309 ... (3 indent ) Acting on polychromatic light
310 ... (3 indent ) Plural cell array
311 ... (3 indent ) Plural transducers on single cell
312 ... (3 indent ) Single transducer generating composite plural frequency acoustic wave
313 ... (3 indent ) Particular cell shape
314 ... (3 indent ) Particular cell orientation
315 .. (2 indent ) Electro-optic
316 ... (3 indent ) Plural modulation cells
317 ... (3 indent ) Multiple reflections within cell
318 ... (3 indent ) By reflection
319 ... (3 indent ) Focusing
320 ... (3 indent ) Switching
321 . (1 indent ) Having particular chemical composition or structure
322 .. (2 indent ) Electro-optic crystal material
323 ... (3 indent ) PLZT material
324 .. (2 indent ) Magneto-optic crystal material
326 OPTICAL FREQUENCY CONVERTER
327 . (1 indent ) Raman type
328 . (1 indent ) Harmonic generator
329 .. (2 indent ) Third harmonic
330 . (1 indent ) Parametric oscillator
331 . (1 indent ) Optical laser acoustic delay line type
332 . (1 indent ) Dielectric optical waveguide type
334 . (1 indent ) Raman or Brillouin process
335 . (1 indent ) Free electron
336 . (1 indent ) Bistable
337 . (1 indent ) Correction of deleterious effects
337.1 .. (2 indent ) Spectral gain flattening or equalization
337.11 ... (3 indent ) Feedback
337.12 .... (4 indent ) Using number of signals
337.13 .... (4 indent ) Adjusting input signal power
337.2 .. (2 indent ) Filtering (e.g., noise)
337.21 ... (3 indent ) Grating
337.22 ... (3 indent ) Interferometer or interference
337.3 .. (2 indent ) Additional dopant or host composition
337.4 .. (2 indent ) Complementary, adjusting stages
337.5 . (1 indent ) Dispersion compensation
338 .. (2 indent ) Using phase conjugation
339 .. (2 indent ) Using saturable or spatial filter
340 . (1 indent ) Mode locked
341.1 . (1 indent ) Optical fiber
341.2 .. (2 indent ) Bi-directional
341.3 .. (2 indent ) Pumping
341.31 ... (3 indent ) Operating frequency
341.32 ... (3 indent ) Radiation routing
341.33 ... (3 indent ) With multiple systems
341.4 .. (2 indent ) Feedback
341.41 ... (3 indent ) Automatic Gain Control (AGC)
341.42 ... (3 indent ) Automatic Level Control (ALC)
341.43 ... (3 indent ) Surge protection
341.44 ... (3 indent ) Fault detection
341.5 .. (2 indent ) Composition (e.g., Tm, Tb, Eu, Ho, Dy, Nd)
342 . (1 indent ) Particular active medium (e.g., crystal, plasma, fluid, etc.)
343 .. (2 indent ) Glass (amorphous)
344 .. (2 indent ) Semiconductor
345 . (1 indent ) Particular pumping type (e.g., electrical, optical, nuclear, magnetic, etc.)
346 . (1 indent ) Particular resonator cavity (e.g., scanning, confocal or folded mirrors, etc.)
347 . (1 indent ) Multiple pass
348 .. (2 indent ) Regenerative
349 . (1 indent ) Beam combination or separation
350 HAVING SIGNIFICANT INFRARED OR ULTRAVIOLET PROPERTY
351 . (1 indent ) Having folded optical path
352 . (1 indent ) Having polarizing element
353 . (1 indent ) Including alternative optical path or optical element (e.g., day-night, hi-low magnification)
354 . (1 indent ) Including continuously variable magnification or focal length (zoom lens, adjustable lens)
355 . (1 indent ) Lens, lens system or component
356 .. (2 indent ) Infrared lens
357 ... (3 indent ) Having four or more components
358 . (1 indent ) Fluid filter or fluid mirror
359 . (1 indent ) Multilayer filter or multilayer reflector
360 .. (2 indent ) Having metal layer
361 . (1 indent ) Having ultraviolet absorbing or shielding property
363 . (1 indent ) With image recorder
364 . (1 indent ) With curved reflective imaging element
365 .. (2 indent ) Two or more in a series
366 ... (3 indent ) Concave, convex combination
367 . (1 indent ) Right angle inspector
368 . (1 indent ) Microscope
369 .. (2 indent ) With viewed screen
370 .. (2 indent ) Interference
371 ... (3 indent ) Using polarized light
372 .. (2 indent ) With plural optical axes
373 ... (3 indent ) Side-by-side fields
374 ... (3 indent ) Plural oculars
375 .... (4 indent ) Binocular
376 .... • (5 indent ) Stereoscopic
377 .... • . (6 indent ) With single or parallel objectives
378 .... • .. (7 indent ) For viewing stereo pairs
379 .. (2 indent ) Spacing of optical elements axially adjustable
380 ... (3 indent ) Variable magnification
381 .. (2 indent ) Imaging elements movable in and out of optical axis
382 .. (2 indent ) Entire microscope adjustable along optical axis
383 ... (3 indent ) Focus adjustment
384 .. (2 indent ) With rotatable adjustment
385 .. (2 indent ) Illuminator
386 ... (3 indent ) Using polarized light
387 ... (3 indent ) With annular lighting structure
388 ... (3 indent ) With optical switching means
389 ... (3 indent ) With illumination and viewing paths coaxial at the image field
390 ... (3 indent ) With illuminator support
391 .. (2 indent ) Stage or slide carrier
392 ... (3 indent ) Adjustable along optical axis
393 ... (3 indent ) With plural transverse movements
394 ... (3 indent ) With turntable
395 ... (3 indent ) With temperature control
396 .. (2 indent ) Transparent slide
397 ... (3 indent ) Reference lines or grids
398 ... (3 indent ) Specimen cavity or chamber
399 . (1 indent ) Telescope
400 .. (2 indent ) With viewed screen
401 .. (2 indent ) With image anti-rotation
402 .. (2 indent ) Periscope
403 ... (3 indent ) With plural optical axes
404 .... (4 indent ) Binocular
405 ... (3 indent ) With mechanical adjustment
406 .... (4 indent ) Extensible structure
407 .. (2 indent ) Binocular
408 ... (3 indent ) Foldable or collapsible
409 ... (3 indent ) Body supported or with handle
410 .... (4 indent ) With focusing means
411 .... (4 indent ) With adjustable interocular distance
412 ... (3 indent ) With adjustable interocular distance
413 .... (4 indent ) Oculars swing about central axis
414 .... • (5 indent ) Spacing of optical elements axially adjustable
415 .... (4 indent ) Oculars rotate about separate axes
416 .... • (5 indent ) Spacing of optical elements axially adjustable
417 .... (4 indent ) Spacing of optical elements axially adjustable
418 ... (3 indent ) Spacing of optical elements axially adjustable
419 .. (2 indent ) With plural optical axes
420 ... (3 indent ) Plural magnification in same viewing field
421 .. (2 indent ) Selectable magnification
422 .. (2 indent ) Variable magnification
423 .. (2 indent ) With relay
424 ... (3 indent ) With reticle
425 .. (2 indent ) Focusing or relatively sliding barrels
426 ... (3 indent ) Internal focusing
427 ... (3 indent ) With reticle
428 .. (2 indent ) With reticle
429 .. (2 indent ) With line of sight adjustment
430 ... (3 indent ) Equatorial mount
431 .. (2 indent ) With prism or U-shaped optical path
432 . (1 indent ) Variable magnification
433 . (1 indent ) With tilted lens or tilted image plane
434 . (1 indent ) With relay
435 .. (2 indent ) Repetitious lens structure
436 SCALE OR INDICIA READING
437 . (1 indent ) Polarizer
441 .. (2 indent ) Movable or adjustable
442 ... (3 indent ) Along scale or indicia
444 . (1 indent ) With sound producer
445 . (1 indent ) Acoustical
446 . (1 indent ) Moving during projection
447 . (1 indent ) Tracing (e.g., camera lucida, etc.)
448 . (1 indent ) With lens (e.g., camera obscura, etc.)
449 . (1 indent ) With reflector or additional screen
450 . (1 indent ) Border, mask, shade, or curtain
452 . (1 indent ) Embedded particles
453 .. (2 indent ) Rear projection screen
454 . (1 indent ) Unitary sheet comprising plural refracting areas
455 .. (2 indent ) Lenticular
456 ... (3 indent ) Rear projection screen
457 .... (4 indent ) With Fresnel lens
458 ... (3 indent ) Stereoscopic imaging or three dimensional imaging
459 . (1 indent ) Unitary sheet comprising plural reflecting areas
460 . (1 indent ) Rear projection screen
461 . (1 indent ) Roll up screen
463 . (1 indent ) Having record with lenticular surface
464 . (1 indent ) With right and left channel discriminator (e.g., polarized or colored light)
465 .. (2 indent ) Using polarized light
466 . (1 indent ) Stereo-viewers
467 .. (2 indent ) View changers
468 ... (3 indent ) Picture moves linearly past viewing aperture
469 .... (4 indent ) Using film strips
470 .. (2 indent ) Compensates for camera position (e.g., plotting or mapping type)
471 .. (2 indent ) Reflected line of sight
472 ... (3 indent ) Pictures offset, transposed or have respective right or left sides adjacent
473 .. (2 indent ) Ocular spacing or angle between ocular axes adjustable
474 .. (2 indent ) Collapsible
475 .. (2 indent ) Having illumination
476 .. (2 indent ) Ocular to picture distance adjustable
477 .. (2 indent ) Supporting, mounting, enclosing or light shielding structure
479 . (1 indent ) Reflected line of sight
481 . (1 indent ) Binocular loupe type
482 . (1 indent ) Reflected line of sight
483.01 POLARIZATION WITHOUT MODULATION
484.01 . (1 indent ) Polarization using a time invariant electric, magnetic, or electromagnetic field (e.g. electro-optical, magneto-optical)
484.02 .. (2 indent ) Faraday effect
484.03 ... (3 indent ) Isolator
484.04 .... (4 indent ) With reflector
484.05 ... (3 indent ) Circulator
484.06 ... (3 indent ) Optical switch
484.07 ... (3 indent ) Interleaver
484.08 ... (3 indent ) Attenuator
484.09 ... (3 indent ) Interference or comb filter
484.1 ... (3 indent ) With particular Faraday effect material
485.01 . (1 indent ) Polarization by reflection or refraction
485.02 .. (2 indent ) Brewster angle polarizer (reflective or transmissive)
485.03 .. (2 indent ) Multilayer polarizer
485.04 ... (3 indent ) Pile-of-plates polarizer
485.05 .. (2 indent ) Wire grid polarizer
486.01 . (1 indent ) Polarization (direction or magnitude) variation over surface of the medium
486.02 .. (2 indent ) Linear variation
486.03 .. (2 indent ) Radial variation
487.01 . (1 indent ) Polarizarion by dichroism
487.02 .. (2 indent ) With stain or dye
487.03 .. (2 indent ) Wire grid polarizer
487.04 .. (2 indent ) Wavelength-selective beamsplitter
487.05 .. (2 indent ) Having plural elements
487.06 .. (2 indent ) Oriented particles
488.01 . (1 indent ) Glare prevention by discriminating against polarized light
489.01 . (1 indent ) Polarization by birefringence
489.02 .. (2 indent ) With compensation techniques
489.03 ... (3 indent ) Intrinsic birefringence or photoelastic (stress) effect
489.04 ... (3 indent ) Temperature
489.05 ... (3 indent ) Path length
489.06 .. (2 indent ) Form birefringent element
489.07 .. (2 indent ) Waveplate or retarder
489.08 .. (2 indent ) Beam deflector or splitter
489.1 .... (4 indent ) Adjustible element(s)
489.11 ... (3 indent ) Film or layer
489.12 .... (4 indent ) Uniaxial
489.13 .... (4 indent ) Biaxial
489.15 .. (2 indent ) Plural birefringent elements
489.16 ... (3 indent ) Three or more birefringent elements
489.17 ... (3 indent ) In parallel
489.18 ... (3 indent ) With lenses
489.19 ... (3 indent ) Frequency filter or interference effects
489.2 .. (2 indent ) Mounting structure
490.01 . (1 indent ) By relatively adjustable superimposed or in series polarizers
490.02 .. (2 indent ) Rotating elements
490.03 .. (2 indent ) Translating or sliding elements
491.01 . (1 indent ) With color filter
492.01 . (1 indent ) Polarization by optical activity
493.01 . (1 indent ) Polarization by scattering
494.01 . (1 indent ) Depolarization
503 EXTENDED SPACING STRUCTURE FOR OPTICAL ELEMENTS
504 . (1 indent ) Wide angle (e.g., door peep)
505 . (1 indent ) With screen or reticle in real image plane
506 . (1 indent ) Extension of tubular element adjustable
507 PROTECTION FROM MOISTURE OR FOREIGN PARTICLE
508 . (1 indent ) Optical element rotates
509 . (1 indent ) Fluid directed across optical element
510 . (1 indent ) Microscope drape
511 . (1 indent ) Cap or cover
512 . (1 indent ) Humidity or temperature control
513 . (1 indent ) Sealing
514 .. (2 indent ) Mirror, prism or signal reflector
516 . (1 indent ) Body carried
517 .. (2 indent ) Worn by hand or wrist
518 .. (2 indent ) Permanently fixed to clothing
519 .. (2 indent ) Worn over clothing
521 .. (2 indent ) Pedal mounted
522 .. (2 indent ) Rotating
523 ... (3 indent ) Spoke mounted
524 ... (3 indent ) Tire, wheel, valve stem, hub cap, or axle mounted
525 ... (3 indent ) Wind driven
526 .. (2 indent ) Vibration
527 . (1 indent ) For a signal source remote from observer
528 . (1 indent ) Light transmitting from source behind a reflector
529 . (1 indent ) 3-Corner retroreflective (i.e., cube corner, trihedral, or triple reflector type)
530 .. (2 indent ) Unitary plate or sheet comprising plural reflecting elements
531 ... (3 indent ) Mounted on roadway
532 ... (3 indent ) Mounted adjacent roadway
533 ... (3 indent ) Mounted on vehicle
534 . (1 indent ) Including a curved refracting surface
535 .. (2 indent ) Within individual indentations
536 .. (2 indent ) Minute transparent spheres
537 ... (3 indent ) Directional reflection (e.g., prevent viewing unless critical angle of light is used)
538 ... (3 indent ) On flexible substrate (e.g., flexible sheeting, bumper sticker, etc.)
539 ... (3 indent ) Mixture in liquid binder (e.g., paint, resin)
540 ... (3 indent ) Placed on top of binder (e.g., resin, asphalt, glue, etc.)
541 .... (4 indent ) With single transparent coating between spheres and atmosphere
542 .. (2 indent ) Plural refracting elements formed as a unitary mass
543 .. (2 indent ) With individual reflector element mount
544 ... (3 indent ) Including a snap, spring clip, or spring retainer
545 ... (3 indent ) Including a threaded member
546 . (1 indent ) Discrete reflecting elements formed as a unitary mass
547 .. (2 indent ) Mounted on or adjacent roadway
548 .. (2 indent ) Mounted on vehicle
549 . (1 indent ) Rigidly mounted on vehicle
550 .. (2 indent ) Bicycle or motorcycle
551 . (1 indent ) Mounted on roadway
552 . (1 indent ) Mounted adjacent roadway
553 . (1 indent ) Emergency or temporary reflectors (i.e., portable self standing)
555 . (1 indent ) By movable reflective structure
556 .. (2 indent ) Having plural reflecting surfaces
557 . (1 indent ) By movable refractive structure
559 . (1 indent ) Using Fourier transform spatial filtering
560 .. (2 indent ) For convolution (cross-correlation)
561 .. (2 indent ) For correlation
562 .. (2 indent ) For changing zeroth order intensity
563 .. (2 indent ) With diffraction grating
564 .. (2 indent ) With photographic media
565 . (1 indent ) From zone plate
566 . (1 indent ) From grating
567 .. (2 indent ) For ornamental effect or display
568 .. (2 indent ) For diffractive subtractive filtering
569 .. (2 indent ) Including particular grating characteristic
570 ... (3 indent ) Nonplanar grating substrate (e.g., concave)
571 ... (3 indent ) Echelette or blazed grating
572 ... (3 indent ) Reflection grating (e.g., retrodirective)
573 ... (3 indent ) Variable grating
574 ... (3 indent ) With curved or geometrically shaped corrugation
575 ... (3 indent ) With nonuniform corrugation width, spacing, or depth
576 ... (3 indent ) Laminated or layered
578 . (1 indent ) Electrically or mechanically variable (e.g., tunable, adjustable)
579 .. (2 indent ) By nonmovable driving element (e.g., piezoelectric, magnetostrictive)
580 . (1 indent ) Produced by coating or lamina
581 .. (2 indent ) By transmissive coating on lens
582 .. (2 indent ) Layer having specified nonoptical property
583 .. (2 indent ) Beam splitter or combiner
584 .. (2 indent ) Reflector
585 .. (2 indent ) Including metal or conductive layer
586 .. (2 indent ) Layers having specified index of refraction
587 ... (3 indent ) Plural layer groups lateral in parallel light paths
588 ... (3 indent ) Filter having four or more layers
589 .. (2 indent ) Selective wavelength transmission or reflection
590 ... (3 indent ) Having another filter
591 BUILDING INTERIOR ILLUMINATION WITH REFLECTED, REFRACTED OR PREDETERMINED ANGLE OF ENTRANCE OF OUTSIDE LIGHT
592 . (1 indent ) Unitary light transmitting member comprising plural reflecting or refracting elements
593 .. (2 indent ) Plural members in series
594 .. (2 indent ) Elements on two sides of member
595 .. (2 indent ) With internal reflections
596 . (1 indent ) Slats or strips
597 . (1 indent ) With reflection
598 .. (2 indent ) Internal reflection in single optical element
599 DIFFUSING OF INCIDENT LIGHT
600 BARREL END EYE GUARD (E.G., SHIELD OR CUSHION, ETC.)
601 GLARE OR UNWANTED LIGHT REDUCTION
602 . (1 indent ) With mirror (e.g., mirror with glare screen, etc.)
603 .. (2 indent ) Anti-glare mirror
604 ... (3 indent ) Adjustable
605 .... (4 indent ) Plural reflecting surfaces
606 .... • (5 indent ) Prismoidal
607 .... • (5 indent ) Reversible
608 .... (4 indent ) Translucent or other semitransmitting panel selectively positioned in front of mirror
609 . (1 indent ) Display window
610 . (1 indent ) With blind for nonviewing eye
611 . (1 indent ) Barrel end or lens mount shade
612 .. (2 indent ) Collapsible or foldable
613 . (1 indent ) Directional or angular discrimination
614 . (1 indent ) With absorption means
617 . (1 indent ) Including particles loosely housed for agitation
618 SINGLE CHANNEL SIMULTANEOUSLY TO OR FROM PLURAL CHANNELS (E.G., LIGHT DIVIDING, COMBINING, OR PLURAL IMAGE FORMING, ETC.)
619 . (1 indent ) By surface composed of lenticular elements
620 .. (2 indent ) Having particular composition
621 .. (2 indent ) Plural lenticular plates
622 ... (3 indent ) Serially disposed along optic axis
623 .... (4 indent ) Cylindrical lenslets
624 .... • (5 indent ) Having crossed axes
625 .. (2 indent ) Focusing or defocusing by noncurved surfaces (e.g., prismatic, etc.)
626 .. (2 indent ) Particular focusing or defocusing characteristic
627 .. (2 indent ) Reflective
628 .. (2 indent ) Noncircular cross section
629 . (1 indent ) By partial reflection at beam splitting or combining surface
630 .. (2 indent ) Superimposing visual information on observers field of view (e.g., head-up arrangement, etc.)
631 ... (3 indent ) Including curved reflector
632 ... (3 indent ) Rotatable heads-up device or combiner
633 ... (3 indent ) With additional reflector (e.g., serial reflections, etc.)
634 .. (2 indent ) Wavelength selective (e.g., dichroic mirror, etc.)
635 .. (2 indent ) Drawing or plotting aid
636 .. (2 indent ) Including full reflection and transmission of a beam at different portions of a beam divider
637 .. (2 indent ) With path length or aberration correcting element
638 .. (2 indent ) With partial reflection at a surface of a prism
639 . (1 indent ) By refraction at beam splitting or combining surface
640 .. (2 indent ) Including prismatic element
641 COLLIMATING OF LIGHT BEAM
643 . (1 indent ) Eyepiece
644 .. (2 indent ) Having four components
645 .. (2 indent ) Having three components
646 .. (2 indent ) Having two components
647 .. (2 indent ) Having one component
648 . (1 indent ) With field curvature shaping
649 .. (2 indent ) Projection type
650 ... (3 indent ) Having four components
651 ... (3 indent ) Having less than four components
652 . (1 indent ) With graded refractive index
653 .. (2 indent ) Having an axial gradient
654 .. (2 indent ) Having a radial gradient
655 ... (3 indent ) In a variable media (e.g., gas, elastomer, etc.)
656 . (1 indent ) Microscope objective
657 .. (2 indent ) Having seven components
658 .. (2 indent ) Having six components
659 .. (2 indent ) Having five components
660 .. (2 indent ) Having four components
661 .. (2 indent ) Having less than four components
662 . (1 indent ) High distortion lens (e.g., f0, etc.)
663 . (1 indent ) Telecentric system
664 . (1 indent ) Spherical
666 .. (2 indent ) With variable magnification
667 .. (2 indent ) With gas
668 . (1 indent ) Anamorphic
669 .. (2 indent ) With prism anamorphoser
670 .. (2 indent ) Variable magnification anamorphoser
671 .. (2 indent ) Having four or more components
672 . (1 indent ) Selective magnification by exchanging or adding a lens component
673 .. (2 indent ) To the front of a basic lens
674 .. (2 indent ) To the middle of a basic lens
675 .. (2 indent ) To the rear of a basic lens
676 . (1 indent ) With variable magnification (e.g., zoom type)
677 .. (2 indent ) Optically compensated
678 .. (2 indent ) Prism lens type
679 .. (2 indent ) With fixed conjugates
680 .. (2 indent ) Reverse telephoto
681 ... (3 indent ) Having eight or nine components
682 ... (3 indent ) Having seven or less components
683 .. (2 indent ) With mechanical compensation
684 ... (3 indent ) Other than first group moves for focusing (internal focus type)
685 ... (3 indent ) Nonlinear variator/compensator movements
686 ... (3 indent ) Four groups
687 .... (4 indent ) + - + + Arrangement
688 .... (4 indent ) + - - + Arrangement
689 ... (3 indent ) Three groups
690 .... (4 indent ) + - + Arrangement
691 ... (3 indent ) Two groups
692 .... (4 indent ) + - Arrangement
693 ... (3 indent ) With macro-type focusing
694 .. (2 indent ) Adjusting mechanism
695 ... (3 indent ) Three or more movable lens groups
696 ... (3 indent ) Motor driven
697 .... (4 indent ) Condition responsive
698 .... • (5 indent ) Auto focusing
699 ... (3 indent ) Having cam device
700 .... (4 indent ) Cam groove type
701 .... (4 indent ) Cam ring type or zoom ring type
702 ... (3 indent ) With adjustment lock
703 ... (3 indent ) With specified mount
704 .... (4 indent ) Having detail of barrel
705 ... (3 indent ) With macro type focusing
706 .... (4 indent ) With specific ring means
707 . (1 indent ) Diffusing
708 . (1 indent ) Including a nonspherical surface
709 .. (2 indent ) Conical
710 .. (2 indent ) Cylindrical
711 .. (2 indent ) Toroidal
712 .. (2 indent ) Paraboloidal
713 .. (2 indent ) Having six components
714 .. (2 indent ) Having five components
715 .. (2 indent ) Having four components
716 .. (2 indent ) Having three components
717 .. (2 indent ) Having two components
718 .. (2 indent ) Having one component
719 ... (3 indent ) Objective for laser (e.g., optical disc, etc.)
720 . (1 indent ) Asymmetric (e.g., prismatic or eccentric, etc.)
721 . (1 indent ) Plural focal length
722 . (1 indent ) Selective wavelength transmitting or blocking
723 .. (2 indent ) With separate filter
724 . (1 indent ) Annular zonal correcting
725 . (1 indent ) Panoramic
726 . (1 indent ) With reflecting element
727 .. (2 indent ) Including concave or convex reflecting surface
728 ... (3 indent ) With aspheric surface (e.g., Schmidt lens, etc.)
729 .... (4 indent ) With concave and convex reflectors in series
730 ... (3 indent ) Reflectors in series
731 .... (4 indent ) With concave and convex reflectors in series
732 .. (2 indent ) For producing a double pass
733 .. (2 indent ) Multiple component lenses
734 ... (3 indent ) Four components
735 ... (3 indent ) Three components
736 ... (3 indent ) Two components
737 . (1 indent ) With diverse refracting element
738 . (1 indent ) With light limiting or controlling means
739 .. (2 indent ) Diaphragm
740 ... (3 indent ) Between lens components
741 . (1 indent ) With multipart element
742 .. (2 indent ) Echelon (e.g., Fresnel lens, etc.)
743 ... (3 indent ) Having curvilinear lens
744 . (1 indent ) Afocal (e.g., Galilean telescopes, etc.)
745 . (1 indent ) Telephoto
746 .. (2 indent ) With five components
747 .. (2 indent ) With four components
748 .. (2 indent ) With less than four components
749 . (1 indent ) Reverse telephoto
750 .. (2 indent ) With eight components
751 .. (2 indent ) With seven components
752 .. (2 indent ) With six components
753 .. (2 indent ) With five or less components
754 . (1 indent ) Multiple component lenses
755 .. (2 indent ) Seven components
756 .. (2 indent ) Six components
757 ... (3 indent ) First component positive
758 .... (4 indent ) + - + + - + Arrangement
759 .... (4 indent ) First two components positive
760 .... • (5 indent ) + + - - + + Arrangement
761 ... (3 indent ) First component negative
762 .... (4 indent ) First two components negative
763 .. (2 indent ) Five components
764 ... (3 indent ) First component positive
765 .... (4 indent ) + - - + + Arrangement
766 .... (4 indent ) + - + - + Arrangement
767 .... (4 indent ) First two components positive
768 .... • (5 indent ) + + - - + Arrangement
769 .... • (5 indent ) + + - + + Arrangement
770 ... (3 indent ) First component negative
771 .. (2 indent ) Four components
772 ... (3 indent ) First component positive
773 .... (4 indent ) + - + - Arrangement
774 .... (4 indent ) + - + + Arrangement
775 .... (4 indent ) + - - + Arrangement
776 .... • (5 indent ) With multiple element component
777 .... • . (6 indent ) Infinite radius
778 .... • . (6 indent ) Having a biconvex single element component
779 .... (4 indent ) + + - + Arrangement
780 .... (4 indent ) + + + - Arrangement
781 ... (3 indent ) First component negative
782 .... (4 indent ) - + + - Arrangement
783 .... (4 indent ) - + + + Arrangement
784 .. (2 indent ) Three components
785 ... (3 indent ) + - + Arrangement
786 .... (4 indent ) With multiple element first component
787 .... (4 indent ) With multiple element second component
788 .... (4 indent ) With multiple element third component
789 .... (4 indent ) With first component biconvex
790 .... (4 indent ) With third component biconvex
791 ... (3 indent ) + + - Arrangement
792 ... (3 indent ) + + + Arrangement
793 .. (2 indent ) Two components
794 ... (3 indent ) + + Arrangement
795 ... (3 indent ) + - Arrangement
796 . (1 indent ) Single component with multiple elements
797 .. (2 indent ) Three or more elements
798 . (1 indent ) With viewed object or viewed field illumination
799 .. (2 indent ) Illuminating beam coaxial with lens axis
800 .. (2 indent ) Illumination through lens
801 .. (2 indent ) With viewed object support
802 .. (2 indent ) Magnifier
803 ... (3 indent ) Hand held
804 . (1 indent ) With viewed object support
805 .. (2 indent ) On lens supporting handle
806 .. (2 indent ) Relatively movable informatory sheet and lens (e.g., reading machine, etc.)
807 .. (2 indent ) Flat opaque document or picture
808 . (1 indent ) With lens casing
809 . (1 indent ) Combined with diverse art tool, instrument or machine
810 .. (2 indent ) Operation viewed through lens
811 . (1 indent ) With support
812 .. (2 indent ) With additional handle
813 .. (2 indent ) Lens movable in its plane
814 ... (3 indent ) Electromagnetic motive power
815 .. (2 indent ) Body or apparel attached or carried
816 ... (3 indent ) Monocular loupe type
817 .. (2 indent ) Foldable or collapsible
818 .. (2 indent ) With clamp or grip
819 .. (2 indent ) Lens mounts
820 ... (3 indent ) With temperature compensation or control
821 ... (3 indent ) Plural lenses in common carrier selectively operable (e.g., turret type, etc.)
822 ... (3 indent ) Adjustable
823 .... (4 indent ) With axial adjustment (e.g., adjustable focus, etc.)
824 .... • (5 indent ) Electromagnetic or piezoelectric drive
825 .... • (5 indent ) Focusing ring
826 .... • (5 indent ) Sliding barrels
827 ... (3 indent ) Detachably attached (e.g., plate, barrel, etc.)
828 .... (4 indent ) Bayonet coupling
829 ... (3 indent ) With threads
830 ... (3 indent ) With ring
831 PRISM (INCLUDING MOUNT)
832 . (1 indent ) Fluid filled
833 . (1 indent ) With reflecting surface
834 .. (2 indent ) Plural reflecting surfaces
835 ... (3 indent ) For binocular or porro-prism
836 ... (3 indent ) Roof or roof-angle
837 . (1 indent ) With refracting surface
839 . (1 indent ) With a transmitting property
840 . (1 indent ) Back to back
841 . (1 indent ) Retractable vehicle mirror
842 . (1 indent ) Mounted on vehicle having handlebars (e.g., bicycle, motorcycle, etc.)
843 . (1 indent ) Automatically adjustable in response to vehicle position, control, or indicator
844 . (1 indent ) On adjustable diverse vehicle portion or accessory
845 . (1 indent ) Fluid cooled mirror
846 . (1 indent ) Including specified control or retention of the shape of a mirror surface
847 .. (2 indent ) Membrane mirror in mechanical contact only at its edge
848 .. (2 indent ) With structure to minimize internal mirror stress
849 .. (2 indent ) Including a plurality of adjustable mirror supports
850 . (1 indent ) Plural mirrors or reflecting surfaces
851 .. (2 indent ) Composite or echelon mirrors or light concentrating array
852 ... (3 indent ) With a line focus
853 ... (3 indent ) Light concentrating (e.g., heliostat, etc.), concave, or paraboloidal structure
854 .. (2 indent ) Identical side mirrors adjustable with respect to a central mirror
855 .. (2 indent ) Identical adjacent mirrors identically supported
856 ... (3 indent ) With successive reflections
857 .. (2 indent ) With successive reflections
858 ... (3 indent ) Including curved mirror surfaces in series
859 .... (4 indent ) With concave and convex mirrors in series
860 ... (3 indent ) To view observer
861 ... (3 indent ) With three or more successive reflections
862 ... (3 indent ) Including an adjustable mirror
863 .... (4 indent ) Including a curved mirror
864 .. (2 indent ) Including adjacent plane and curved mirrors
865 .. (2 indent ) Relatively adjustable
866 .. (2 indent ) Wide angle segmented mirrors
867 . (1 indent ) Concave cylindrical or providing a line focus
868 . (1 indent ) With mirror surface of varied radius
869 .. (2 indent ) Concave
870 . (1 indent ) Fracture resistant (e.g., shatterproof, etc.)
871 . (1 indent ) With support
872 .. (2 indent ) Mirror movable relative to support
873 ... (3 indent ) With rotary to linear motion converting mirror adjustment
874 .... (4 indent ) With rotation of mirror about perpendicular axes
875 ... (3 indent ) With a rigid handle extending to or near a mirror pivot
876 ... (3 indent ) With rotation of mirror about perpendicular axes
877 ... (3 indent ) With switch or motor controlling mirror movement
878 .... (4 indent ) Fluid pressure actuated
879 ... (3 indent ) Body or apparel mirror support
880 .... (4 indent ) Having support or apparel engaging head or neck
881 ... (3 indent ) With mirror supporting column or sliding adjustment
882 .. (2 indent ) With handle
883 .. (2 indent ) Laminated or layered mirror support
884 . (1 indent ) With selective absorption or transparent overcoating
887 . (1 indent ) Sequentially additive
888 . (1 indent ) Neutral or graded density
889 . (1 indent ) Movable in or out of optical path
890 . (1 indent ) Superimposed or series
891 . (1 indent ) Filters in optical parallel (e.g., colors side-by-side, etc.)
892 . (1 indent ) With support or frame
893 SCREEN (E.G., HALFTONE SCREEN, ETC.)
894 OPTICAL APERTURE OR TUBE, OR TRANSPARENT CLOSURE
895 . (1 indent ) Submerged object viewer
902 HOLOGRAPHIC INTERFEROMETER
FOR000 CLASS-RELATED FOREIGN DOCUMENTS
Any foreign patents or non-patent literature from subclasses that have been reclassified have been transferred directly to FOR Collections listed below. These Collections contain ONLY foreign patents or non-patent literature. The parenthetical references in the Collection titles refer to the abolished subclasses from which these Collections were derived.
FOR100 DEFLECTING USING A MOVING ELEMENT OR MEDIUM (OFFSETTING OR CHANGING AT LEAST A PORTION OF THE BEAM) (359/196)
FOR101 . (1 indent ) Using a periodically moving element (periodic change of optically reflecting, refracting or diffracting element) (359/197)
FOR102 .. (2 indent ) Particular mount or driver for element (359/198)
FOR103 ... (3 indent ) Particular oscillating driver (359/199)
FOR104 ... (3 indent ) Bearing or shaft for rotary driver (359/200)
FOR105 .. (2 indent ) Plural moving scanning elements (359/201)
FOR106 ... (3 indent ) X-Y scanner (359/202)
FOR107 ... (3 indent ) Having a common axis of rotation (359/203)
FOR108 .. (2 indent ) Utilizing plural light beams (359/204)
FOR109 .. (2 indent ) Having particular focusing element to receive scanned light (359/205)
FOR110 ... (3 indent ) High distortion lens (e.g., fQ lens, etc.) (359/206)
FOR111 ... (3 indent ) Anamorphic element (359/207)
FOR112 ... (3 indent ) Concave reflector (359/208)
FOR113 .. (2 indent ) Including transmissive type moving element (359/209)
FOR114 ... (3 indent ) Having moving lens (359/210)
FOR115 ... (3 indent ) Having moving prism (359/211)
FOR116 .. (2 indent ) Including reflective type moving element (359/212)
FOR117 ... (3 indent ) Having oscillating element (359/213)
FOR118 .... (4 indent ) Single plane mirror element (359/214)
FOR119 .... • (5 indent ) With imaging lens (359/215)
FOR120 ... (3 indent ) Having multifaceted rotating element (359/216)
FOR121 .... (4 indent ) With facets parallel to rotation axis (359/217)
FOR122 .... • (5 indent ) Having six, seven, or eight facets (359/218)
FOR123 .... • (5 indent ) Having five or fewer facets (359/219)
FOR124 ... (3 indent ) Having planar rotating reflector with transverse rotation axis (359/220)
FOR125 ... (3 indent ) Having planar rotating reflector with rotation axis in its plane (359/221)
FOR126 . (1 indent ) By frustrated total internal reflection (359/222)
FOR127 . (1 indent ) By moving a reflective element (359/223)
FOR128 .. (2 indent ) Reflective element moved by deformable support (359/234)
FOR129 .. (2 indent ) Pivoting or moving in circular arc (359/225)
FOR130 .. (2 indent ) Rotating (359/226)
FOR131 POLARIZATION WITHOUT MODULATION (359/483)
FOR132 . (1 indent ) Time invariant electric, magnetic, or electromagnetic field responsive (e.g., electro-optical, magneto-optical) (359/484)
FOR133 . (1 indent ) Light polarization without any external input (359/485)
FOR134 .. (2 indent ) By grid or dipoles (359/486)
FOR135 .. (2 indent ) By reflection or refraction (e.g., Brewster angle) (359/487)
FOR136 ... (3 indent ) With particular medium (359/488)
FOR137 .. (2 indent ) Polarization (direction or magnitude) varies over surface of the medium (e.g., vectograph) (359/489)
FOR138 .. (2 indent ) By dichroic medium (359/490)
FOR139 ... (3 indent ) Stain or dye (359/491)
FOR140 ... (3 indent ) Oriented particles (359/492)
FOR141 .. (2 indent ) Glare prevention by discriminating against polarized light (359/493)
FOR142 .. (2 indent ) By birefringent element (359/494)
FOR143 ... (3 indent ) For beam deflection or splitting (359/495)
FOR144 ... (3 indent ) Prisms (359/496)
FOR145 ... (3 indent ) Using plural elements (359/497)
FOR146 .... (4 indent ) Frequency filter or interference effects (359/498)
FOR147 .... (4 indent ) Using compensation techniques (359/499)
FOR148 ... (3 indent ) With particular material or mounting structure (359/500)
FOR149 .. (2 indent ) By relatively adjustable superimposed or in series polarizers (359/501)
FOR150 .. (2 indent ) With color filter (359/502)
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