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CPC
COOPERATIVE PATENT CLASSIFICATION
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G03H
HOLOGRAPHIC PROCESSES OR APPARATUS (holograms, e.g. point holograms, used as ordinary optical elements G02B 5/32; producing stereoscopic or other three-dimensional effects G02B 27/22; diffraction-grating systems G02B 27/44; systems using moirè fringes G02B 27/60; optical logic elements G02F 3/00; stereo-photography G03B 35/00; photosensitive materials or processes for photographic purposes G03C;
{
stereo-photographic or similar processes G03C 9/00
}
; apparatus for processing exposed photographic materials G03D; analogue computers performing mathematical operations with the aid of optical elements G06E 3/00; authentication by radiation, of concealed information carried by holograms or diffraction gratings G06K 19/16; holographic storage G11B 7/0065, G11C 13/04;
{
stereoscopic or other three dimensional effects in television systems H04N 13/00
}
)
NOTE
-
This subclass covers means for producing a record of the phase and amplitude information of a wave-front, which information can be used to reconstruct the original wave-front, or means to reconstruct the original wave-front from a record containing the phase and amplitude information of the wave-front.

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G03H 1/00
Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
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G03H 1/0005
.
{
Adaptation of holography to specific applications (holographic optical element G02B 5/32; holographic scanner G02B 26/106; recognition using holographic mask G06K 9/76; holographic memories G11B 7/0065, G11C 13/042)
}
G03H 1/0011
. .
{
for security or authentication (holograms on information-bearing cards B42D15 /10D; testing papers with holograms G07D 7/0013)
}
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G03H 1/02
.
Details
{
of features involved during the holographic process; Replication of holograms without interference recording
}
G03H 1/0236
. .
{
Form or shape of the hologram when not registered to the substrate, e.g. trimming the hologram to alphanumerical shape (substrates bearing a hologram G03H 1/0272)
}
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G03H 1/024
. .
{
Hologram nature or properties
}
G03H 1/0244
. . .
{
Surface relief holograms (replicating hologram without interference recording G03H 1/0276)
}
G03H 1/0248
. . .
{
Volume holograms
}
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G03H 1/0252
. .
{
Laminate comprising a hologram layer
}
G03H 1/0256
. . .
{
having specific functional layer
}
G03H 1/0272
. .
{
Substrate bearing the hologram
}
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G03H 1/0276
. .
{
Replicating a master hologram without interference recording (surface relief holograms G03H 1/0244)
}
G03H 1/028
. . .
{
by embossing
}
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G03H 1/04
.
Processes or apparatus for producing holograms (G03H 1/26 takes precedence)
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G03H 1/0402
. .
{
Recording geometries or arrangements (G03H 1/0443, G03H 1/0476, G03H 1/16 take precedence)
}
G03H 1/0404
. . .
{
In-line recording arrangement
}
G03H 1/0406
. . .
{
Image plane or focused image holograms, i.e. an image of the object or holobject is formed on, in or across the recording plane
}
G03H 1/0408
. . .
{
Total internal reflection [TIR] holograms, e.g. edge lit or substrate mode holograms
}
G03H 1/041
. . .
{
Optical element in the object space affecting the object beam, not otherwise provided for
}
G03H 1/0443
. .
{
Digital holography, i.e. recording holograms with digital recording means (holobject computation G03H 1/0866)
}
G03H 1/0465
. .
{
Particular recording light; Beam shape or geometry (G03H 1/06 takes precedence)
}
G03H 1/0476
. .
{
Holographic printer (G03H 1/268 takes precedence)
}
G03H 1/0486
. .
{
Improving or monitoring the quality of the record, e.g. by compensating distortions, aberrations
}
G03H 1/0493
. .
{
Special holograms not otherwise provided for, e.g. conoscopic, referenceless holography
}
G03H 1/06
. .
using incoherent light
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G03H 1/08
. .
Synthesising holograms,
{
i.e. holograms synthesized from objects or objects from holograms
}
(using electric digital computers G06F; G06T)
G03H 1/0808
. . .
{
Methods of numerical synthesis, e.g. coherent ray tracing [CRT], diffraction specific
}
G03H 1/0841
. . .
{
Encoding method mapping the synthesized field into a restricted set of values representative of the modulator parameters, e.g. detour phase coding
}
G03H 1/0866
. . .
{
Digital holographic imaging, i.e. synthesizing holobjects from holograms
}
G03H 1/0891
. . .
{
Processes or apparatus adapted to convert digital holographic data into a hologram (G03H 1/2294 takes precedence)
}
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G03H 1/10
. .
using modulated reference beam
G03H 1/12
. . .
Spatial modulation, e.g. ghost imaging
G03H 1/14
. . .
Temporal modulation, e.g. extending depth of field or phase compensation for object motion
G03H 1/16
. .
using Fourier transform (
{
G03H 1/10
}
, G03H 1/12, G03H 1/14 take precedence; analogue computers G06G, e.g. G06G 7/19)
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G03H 1/18
. .
Particular processing of hologram record carriers, e.g. for obtaining blazed holograms
{
(photographic processing in general G03C, G03D)
}
G03H 1/181
. . .
{
Pre-exposure processing, e.g. hypersensitisation
}
G03H 1/182
. . .
{
Post-exposure processing, e.g. latensification
}
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G03H 1/20
. .
Copying holograms by holographic
{
i.e. optical
}
 means
G03H 1/202
. . .
{
Contact copy when the reconstruction beam for the master H1 also serves as reference beam for the copy H2
}
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G03H 1/22
.
Processes or apparatus for obtaining an optical image from holograms (G03H 1/26 to G03H 1/34 take precedence)
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G03H 1/2202
. .
{
Reconstruction geometries or arrangements
}
G03H 1/2205
. . .
{
using downstream optical component
}
G03H 1/2249
. .
{
Holobject properties
}
G03H 1/2286
. .
{
Particular reconstruction light (G03H 1/24 takes precedence); Beam properties
}
G03H 1/2294
. .
{
Addressing the hologram to an active spatial light modulator
}
G03H 1/24
. .
using white light
{
e.g. rainbow holograms
}
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G03H 1/26
.
Processes or apparatus specially adapted to produce multiple
{
sub-
}
 holograms or to obtain images from them, e.g. multicolour technique
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G03H 1/2645
. .
{
Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing
}
G03H 1/265
. . .
{
Angle multiplexing; Multichannel holograms (G03H 1/268 takes precedence)
}
G03H 1/268
. .
{
Holographic stereogram
}
G03H 1/28
. .
superimposed holograms only
G03H 1/30
. .
discrete holograms only
G03H 1/32
.
Systems for obtaining speckle elimination
G03H 1/34
.
Systems for reducing the space-spatial bandwidth product
G03H 3/00
Holographic processes or apparatus using ultrasonic, sonic or infrasonic waves for obtaining holograms; Processes or apparatus for obtaining an optical image from them (G03H 1/22 takes precedence;
{
acoustic non-destructive testing using holographic methods G01N 29/0663; seismology using acoustic vibrations G01V 1/00; non-holographic methods for visualizing acoustic waves G10K 15/00
}
)
G03H 5/00
Holographic processes or apparatus using particles or using waves other than those covered by groups G03H 1/00 or G03H 3/00 for obtaining holograms; Processes or apparatus for obtaining an optical image from them (G03H 1/22 takes precedence; construction of electron microscopes H01J 37/26;
{
investigating or analysing materials by the use of microwaves G01N 22/00, by the use of particles wave or X-rays G01N 23/00, G21K 7/00
}
)
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G03H 2001/00
Holographic processes or apparatus using light, infra-red or ultra-violet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
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G03H 2001/0005
.
{
Adaptation of holography to specific applications (holographic optical element G02B 5/32; holographic scanner G02B 26/106; recognition using holographic mask G06K 9/76; holographic memories G11B 7/0065, G11C 13/042)
}
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G03H 2001/0011
. .
{
for security or authentication (holograms on information-bearing cards B42D15 /10D; testing papers with holograms G07D 7/0013)
}
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G03H 2001/0016
. . .
Covert holograms or holobjects requiring additional knowledge to be perceived, e.g. holobject reconstructed only under IR illumination (micro-holograms G03H 2230/10)
G03H 2001/0022
. . . .
Deciphering being performed with numerical or optical key, e.g. with the optical scrambler used during recording (optical element in object beam G03H 1/041)
G03H 2001/0027
. . .
Being copy-protected against fraudulent replication, e.g. by layering a filter rejecting laser lines
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G03H 2001/0033
. .
in hologrammetry for measuring or analysing
G03H 2001/0038
. . .
analogue or digital holobjects (holographic interferometry G01B 9/021; investigating particles G01N 15/0227)
G03H 2001/0044
. . .
holographic fringes deformations; holographic sensors (holographic rain sensor in vehicles B60S 1/084)
G03H 2001/005
. .
in microscopy, e.g. digital holographic microscope [DHM] (microscopes G02B 21/00; digital holography G03H 1/0866)
G03H 2001/0055
. .
in advertising or decorative art
G03H 2001/0061
. .
in haptic applications when the observer interacts with the holobject
G03H 2001/0066
. .
for wavefront matching wherein the hologram is arranged to convert a predetermined wavefront into a comprehensive wave, e.g. associative memory (recognition using holographic masks G06K 9/76)
G03H 2001/0072
. .
for wavefront conjugation wherein the hologram generates a wavefront conjugating a predetermined object, e.g. null testing, positioning, comparative holography
G03H 2001/0077
. .
for optical manipulation, e.g. holographic optical tweezers [HOT]
G03H 2001/0083
. .
for restoring distorted objects, e.g. restoring objects through scattering media
G03H 2001/0088
. .
for video-holography, i.e. integrating hologram acquisition, transmission and display
G03H 2001/0094
. .
for patterning or machining using the holobject as input light distribution (microlithography G03F 7/70283)
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G03H 2001/02
.
Details
{
of features involved during the holographic process; Replication of holograms without interference recording
}
G03H 2001/0204
. .
Object characteristics (corresponding details, see subgroups of G03H 2210/00)
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G03H 2001/0208
. .
Individual components other than the hologram
G03H 2001/0212
. . .
Light sources or light beam properties (G03H 1/06, G03H 1/24 take precedence; corresponding details, see subgroups of G03H 2222/00)
G03H 2001/0216
. . .
Optical components (G03H 2001/0224, G03H 1/0256 take precedence; corresponding details, see subgroups of G03H 2223/00)
G03H 2001/022
. . .
Writing means other than actinic light wave (corresponding details, see subgroups of G03H 2224/00)
G03H 2001/0224
. . .
Active addressable light modulator, i.e. Spatial Light Modulator [SLM] (corresponding details, see subgroups of G03H 2225/00)
G03H 2001/0228
. . .
Electro-optic or electronic components relating to digital holography (G03H 2001/0224 takes precedence; corresponding details, see subgroups of G03H 2226/00)
G03H 2001/0232
. . .
Mechanical components or mechanical aspects not otherwise provided for (corresponding details, see subgroups of G03H 2227/00)
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G03H 2001/026
. .
Recording materials or recording processes (G03H 2226/11 takes precedence; corresponding details, see subgroups of G03H 2260/00)
G03H 2001/0264
. . .
Organic recording material
G03H 2001/0268
. . .
Inorganic recording material, e.g. photorefractive crystal [PRC]
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G03H 2001/0276
. .
{
Replicating a master hologram without interference recording (surface relief holograms G03H 1/0244)
}
G03H 2001/0284
. . .
by moulding
G03H 2001/0288
. . .
by electroforming
G03H 2001/0292
. . .
by masking
G03H 2001/0296
. . .
Formation of the master hologram
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G03H 2001/04
.
Processes or apparatus for producing holograms (G03H 1/26 takes precedence)
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G03H 2001/0402
. .
{
Recording geometries or arrangements (G03H 1/0443, G03H 1/0476, G03H 1/16 take precedence)
}
G03H 2001/0413
. . .
for recording transmission holograms
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G03H 2001/0415
. . .
for recording reflection holograms
G03H 2001/0417
. . . .
for recording single beam Lippmann hologram wherein the object is illuminated by reference beam passing through the recording material
G03H 2001/0419
. . .
for recording combined transmission and reflection holograms
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G03H 2001/0421
. . .
Parallax aspect
G03H 2001/0423
. . . .
Restricted parallax, e.g. horizontal parallax only holograms [HPO]
G03H 2001/0426
. . . .
Extended parallax, e.g. panoramic or 360deg. holograms
G03H 2001/0428
. . .
Image holography, i.e. an image of the object or holobject is recorded (G03H 1/0406 takes precedence; holographic microscope G03H 2001/005)
G03H 2001/043
. . .
Non planar recording surface, e.g. curved surface
G03H 2001/0432
. . .
Constrained record wherein, during exposure, the recording means undergoes constrains substantially differing from those expected at reconstruction
G03H 2001/0434
. . .
In situ recording when the hologram is recorded within the device used for reconstruction
G03H 2001/0436
. . .
Holographic camera (portable device G03H 2227/02)
G03H 2001/0439
. . .
for recording Holographic Optical Element [HOE] (HOE per se G02B 5/32)
G03H 2001/0441
. . .
Formation of interference pattern, not otherwise provided for
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G03H 2001/0443
. .
{
Digital holography, i.e. recording holograms with digital recording means (holobject computation G03H 1/0866)
}
G03H 2001/0445
. . .
Off-axis recording arrangement (G03H 2001/0456 takes precedence)
G03H 2001/0447
. . .
In-line recording arrangement
G03H 2001/045
. . .
Fourier or lensless Fourier arrangement
G03H 2001/0452
. . .
arranged to record an image of the object (holographic microscope G03H 2001/005)
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G03H 2001/0454
. . .
Arrangement for recovering hologram complex amplitude
G03H 2001/0456
. . . .
Spatial heterodyne, i.e. filtering a Fourier transform of the off-axis record
G03H 2001/0458
. . . .
Temporal or spatial phase shifting, e.g. parallel phase shifting method
G03H 2001/046
. . .
Synthetic aperture
G03H 2001/0463
. . .
Frequency heterodyne, i.e. one beam is frequency shifted
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G03H 2001/0465
. .
{
Particular recording light; Beam shape or geometry (G03H 1/06 takes precedence)
}
G03H 2001/0467
. . .
Gated recording using pulsed or low coherence light source, e.g. light in flight, first arriving light
G03H 2001/0469
. . .
Object light being reflected by the object
G03H 2001/0471
. . .
Object light being transmitted through the object, e.g. illumination through living cells
G03H 2001/0473
. . .
Particular illumination angle between object or reference beams and hologram
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G03H 2001/0476
. .
{
Holographic printer (G03H 1/268 takes precedence)
}
G03H 2001/0478
. . .
Serial printer i.e. point oriented processing
G03H 2001/048
. . .
Parallel printer, i.e. a fringe pattern is reproduced
G03H 2001/0482
. . .
Interference based printer
G03H 2001/0484
. . .
Arranged to produce three-dimensional fringe pattern
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G03H 2001/0486
. .
{
Improving or monitoring the quality of the record, e.g. by compensating distortions, aberrations
}
G03H 2001/0489
. . .
by using phase stabilized beam
G03H 2001/0491
. . .
by monitoring the hologram formation, e.g. via a feed-back loop
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G03H 2001/0493
. .
{
Special holograms not otherwise provided for, e.g. conoscopic, referenceless holography
}
G03H 2001/0495
. . .
Polarisation preserving holography where amplitude, phase and polarisation state of the original objet wavefront are recorded
G03H 2001/0497
. . .
Dot matrix holograms
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G03H 2001/08
. .
Synthesising holograms,
{
i.e. holograms synthesized from objects or objects from holograms
}
(using electric digital computers G06F; G06T)
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G03H 2001/0808
. . .
{
Methods of numerical synthesis, e.g. coherent ray tracing [CRT], diffraction specific
}
G03H 2001/0816
. . . .
Iterative algorithms
G03H 2001/0825
. . . .
Numerical processing in hologram space, e.g. combination of the CGH [computer generated hologram] with a numerical optical element
G03H 2001/0833
. . . .
Look up table
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G03H 2001/0841
. . .
{
Encoding method mapping the synthesized field into a restricted set of values representative of the modulator parameters, e.g. detour phase coding
}
G03H 2001/085
. . . .
Kinoform, i.e. phase only encoding wherein the computed field is processed into a distribution of phase differences
G03H 2001/0858
. . . .
Cell encoding wherein each computed values is represented by at least two pixels of the modulator, e.g. detour phase coding
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G03H 2001/0866
. . .
{
Digital holographic imaging, i.e. synthesizing holobjects from holograms
}
G03H 2001/0875
. . . .
Solving phase ambiguity, e.g. phase unwrapping
G03H 2001/0883
. . . .
Reconstruction aspect, e.g. numerical focusing
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G03H 2001/18
. .
Particular processing of hologram record carriers, e.g. for obtaining blazed holograms
{
(photographic processing in general G03C, G03D)
}
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G03H 2001/182
. . .
{
Post-exposure processing, e.g. latensification
}
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G03H 2001/183
. . . .
Erasing the holographic information
G03H 2001/184
. . . . .
Partially erasing
G03H 2001/185
. . .
Applying a curing step
G03H 2001/186
. . .
Swelling or shrinking the holographic record or compensation thereof e.g. for controlling the reconstructed wavelength (G03H 2001/0033, G03H 2250/44 take precedence)
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G03H 2001/187
. . .
Trimming process i.e. macroscopically patterning the hologram (shape of hologram G03H 1/0236)
G03H 2001/188
. . . .
Demetallisation, i.e. removing the enhancing metallic layer (enhancement layer G03H 2250/36)
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G03H 2001/20
. .
Copying holograms by holographic
{
i.e. optical
}
 means
G03H 2001/205
. . .
Subdivided copy, e.g. scanning transfer
G03H 2001/207
. . .
with modification of the nature of the hologram, e.g. changing from volume to surface relief or from reflection to transmission
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G03H 2001/22
.
Processes or apparatus for obtaining an optical image from holograms (G03H 1/26 to G03H 1/34 take precedence)
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G03H 2001/2202
. .
{
Reconstruction geometries or arrangements
}
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G03H 2001/2205
. . .
{
using downstream optical component
}
G03H 2001/2207
. . . .
Spatial filter, e.g. for suppressing higher diffraction orders
G03H 2001/221
. . . .
Element having optical power, e.g. field lens
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G03H 2001/2213
. . . .
Diffusing screen revealing the real holobject, e.g. container filed with gel to reveal the 3D holobject
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G03H 2001/2215
. . . . .
Plane screen
G03H 2001/2218
. . . . . .
being perpendicular to optical axis
G03H 2001/2221
. . . . .
Screen having complex surface, e.g. a structured object
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G03H 2001/2223
. . .
Particular relationship between light source, hologram and observer
G03H 2001/2226
. . . .
Edge lit holograms (TIR recording G03H 1/0408)
G03H 2001/2228
. . . .
adapted for reflection and transmission reconstruction
G03H 2001/2231
. . . .
Reflection reconstruction
G03H 2001/2234
. . . .
Transmission reconstruction
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G03H 2001/2236
. . .
Details of the viewing window
G03H 2001/2239
. . . .
Enlarging the viewing window
G03H 2001/2242
. . . .
Multiple viewing windows
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G03H 2001/2244
. . .
Means for detecting or recording the holobject
G03H 2001/2247
. . . .
for testing the hologram or holobject
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G03H 2001/2249
. .
{
Holobject properties
}
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G03H 2001/2252
. . .
Location of the holobject
G03H 2001/2255
. . . .
Holobject out of Fourier or hologram planes
G03H 2001/2257
. . . .
Straddling the hologram
G03H 2001/226
. . . .
Virtual or real
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G03H 2001/2263
. . .
Multicoloured holobject
G03H 2001/2265
. . . .
Achromatic holobject
G03H 2001/2268
. . . .
Rainbow hologram
G03H 2001/2271
. . . .
RGB holobject
G03H 2001/2273
. . .
Pseudo-dynamic holobject, e.g. due to angle multiplexing and viewer motion
G03H 2001/2276
. . .
Polarisation dependent holobject (G03H 2001/0495 takes precedence)
G03H 2001/2278
. . .
Orthoscopic or pseudoscopic
G03H 2001/2281
. . .
Particular depth of field
G03H 2001/2284
. . .
Superimposing the holobject with other visual information
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G03H 2001/2286
. .
{
Particular reconstruction light (G03H 1/24 takes precedence); Beam properties
}
G03H 2001/2289
. . .
when reconstruction wavelength differs form recording wavelength
G03H 2001/2292
. . .
Using scanning means
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G03H 2001/2294
. .
{
Addressing the hologram to an active spatial light modulator
}
G03H 2001/2297
. . .
using frame sequential, e.g. for reducing speckle noise
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G03H 2001/26
.
Processes or apparatus specially adapted to produce multiple
{
sub-
}
 holograms or to obtain images from them, e.g. multicolour technique
Collapse
G03H 2001/2605
. .
Arrangement of the sub-holograms, e.g. partial overlapping
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G03H 2001/261
. . .
in optical contact
G03H 2001/2615
. . . .
in physical contact, i.e. layered holograms
G03H 2001/262
. . .
not in optical contact (G03H 1/30 takes precedence)
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G03H 2001/2625
. .
Nature of the sub-holograms
G03H 2001/263
. . .
Made of different recording materials
G03H 2001/2635
. . .
Mixed volume and surface relief holograms
G03H 2001/264
. . .
One hologram being a HOE
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G03H 2001/2645
. .
{
Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing
}
G03H 2001/2655
. . .
Time multiplexing, i.e. consecutive records wherein the period between records is pertinent per se
G03H 2001/266
. . .
Wavelength multiplexing
G03H 2001/2665
. . .
Coherence multiplexing wherein different holobjects are perceived under coherent or incoherent illumination
G03H 2001/267
. . .
Polarisation multiplexing
G03H 2001/2675
. . .
Phase code multiplexing, wherein the sub-holograms are multiplexed according to spatial modulation of the reference beam (reference beam spatial modulation G03H 1/12)
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G03H 2001/268
. .
{
Holographic stereogram
}
G03H 2001/2685
. . .
One step recording process
G03H 2001/269
. . .
Two and more than two steps recording process
G03H 2001/2695
. . .
Dedicated printer (holographic printers G03H 1/0476)
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G03H 2001/30
. .
discrete holograms only
G03H 2001/303
. . .
Interleaved sub-holograms, e.g. three RGB sub-holograms having interleaved pixels for reconstructing coloured holobject
G03H 2001/306
. . .
Tiled identical sub-holograms
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G03H 2210/00
Object characteristics (not used, see subgroups)
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G03H 2210/10
.
Modulation characteristics, e.g. amplitude, phase, polarisation
G03H 2210/11
. .
Amplitude modulating object
G03H 2210/12
. .
Phase modulating object, e.g. living cell
G03H 2210/13
. .
Coloured object
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G03H 2210/20
.
2D object
G03H 2210/22
. .
2D SLM object wherein the object beam is formed of the light modulated by the SLM (SLM per se G03H 2001/0224)
Collapse
G03H 2210/30
.
3D object
G03H 2210/32
. .
3D+2D, i.e. composition of 3D and 2D sub-objects, e.g. scene in front of planar background
G03H 2210/33
. .
3D/2D, i.e. the object is formed of stratified 2D planes, e.g. tomographic data
G03H 2210/36
. .
Occluded features resolved due to parallax selectivity
Collapse
G03H 2210/40
.
Synthetic representation, i.e. digital or optical object decomposition
G03H 2210/42
. .
from real object, e.g. using 3D scanner
Collapse
G03H 2210/44
. .
Digital representation
G03H 2210/441
. . .
Numerical processing applied to the object data other than numerical propagation (synthesizing propagation G03H 1/0808)
Collapse
G03H 2210/45
. .
Representation of the decomposed object
G03H 2210/452
. . .
into points
G03H 2210/454
. . .
into planes
G03H 2210/46
. .
for subsequent optical processing (G03H 1/268 takes precedence)
Collapse
G03H 2210/50
.
Nature of the object
G03H 2210/52
. .
Alphanumerical
G03H 2210/53
. .
Coded object not directly interpretable, e.g. encrypted object, barcode
G03H 2210/54
. .
For individualisation of product
G03H 2210/55
. .
Having particular size, e.g. irresolvable by the eye
Collapse
G03H 2210/56
. .
Multiple objects, e.g. each in different environment
G03H 2210/562
. . .
Holographic object, i.e. a combination of an object and holobject (G03H 1/20 takes precedence)
G03H 2210/62
.
Moving object
G03H 2210/63
.
Environment affecting the recording, e.g. underwater (G03H 2001/0432 takes precedence)
Collapse
G03H 2222/00
Light sources or light beam properties (not used, see subgroups)
Collapse
G03H 2222/10
.
Spectral composition
G03H 2222/12
. .
Single or narrow bandwidth source e.g. laser, light emitting diode [LED]
G03H 2222/13
. .
Multi-wavelengths wave with discontinuous wavelength ranges (G03H 2222/18 takes precedence)
G03H 2222/14
. .
Broadband source, e.g. sun light
G03H 2222/15
. .
Ultra Violet [UV]
G03H 2222/16
. .
Infra Red [IR]
Collapse
G03H 2222/17
. .
White light (G03H 1/24 takes precedence)
G03H 2222/18
. . .
RGB trichrome light
Collapse
G03H 2222/20
.
Coherence of the light source
G03H 2222/22
. .
Spatial coherence
G03H 2222/23
. .
Temporal coherence
G03H 2222/24
. .
Low coherence light normally not allowing valuable record or reconstruction (G03H 1/06 takes precedence)
G03H 2222/31
.
Polarised light
G03H 2222/32
.
Unpolarised light
G03H 2222/33
.
Pulsed light beam
G03H 2222/34
.
Multiple light sources
G03H 2222/35
.
Transverse intensity distribution of the light beam
G03H 2222/36
.
Scanning light beam
Collapse
G03H 2222/40
.
Particular irradiation beam not otherwise provided for
G03H 2222/42
. .
Reference beam at recording stage
G03H 2222/43
. .
Object beam at recording stage
G03H 2222/44
. .
Beam irradiating the object at recording stage
G03H 2222/45
. .
Interference beam at recording stage, i.e. following combination of object and reference beams
G03H 2222/46
. .
Reconstruction beam at reconstruction stage
G03H 2222/47
. .
Evanescent wave
Collapse
G03H 2222/50
.
Geometrical property of the irradiating beam
G03H 2222/52
. .
Divergent beam
G03H 2222/53
. .
Collimated beam
G03H 2222/54
. .
Convergent beam
G03H 2222/55
. .
Astigmatic beam having different focal planes (anamorphic optical element G03H 2223/21)
G03H 2222/56
. .
Conjugated beam
Collapse
G03H 2223/00
Optical components (not used, see subgroups)
G03H 2223/12
.
Amplitude mask, e.g. diaphragm, Louver filter
G03H 2223/13
.
Phase mask
G03H 2223/14
.
Diffuser, e.g. lens array, random phase mask
G03H 2223/15
.
Colour filter, e.g. interferential colour filter
G03H 2223/16
.
Optical waveguide, e.g. optical fibre, rod
G03H 2223/17
.
Element having optical power
G03H 2223/18
.
Prism
G03H 2223/19
.
Micro-optic array e.g. lens array
G03H 2223/20
.
Birefringent optical element, e.g. wave plate
G03H 2223/21
.
Anamorphic optical element e.g. cylindrical (astigmatic beam G03H 2222/55)
G03H 2223/22
.
Polariser
G03H 2223/23
.
Diffractive element
G03H 2223/24
.
Reflector; Mirror
G03H 2223/25
.
Index matching material
G03H 2223/26
.
Means providing optical delay e.g. for path length matching
Collapse
G03H 2223/50
.
Particular location or purpose of optical element (downstream optical component G03H 1/2205)
G03H 2223/52
. .
Filtering the object information
G03H 2223/53
. .
Filtering the hologram information, i.e. the fringe pattern
G03H 2223/54
. .
Filtering the holobject information
G03H 2223/55
. .
Arranged at a Fourier plane
Collapse
G03H 2224/00
Writing means other than actinic light wave (not used, see subgroups)
G03H 2224/02
.
Mechanical means, e.g. diamond tool
G03H 2224/04
.
Particle beam, e.g. e-beam
G03H 2224/06
.
Thermal or photo-thermal means (infra red source G03H 2222/16)
Collapse
G03H 2225/00
Active addressable light modulator (not used, see subgroups)
Collapse
G03H 2225/10
.
Shape or geometry
G03H 2225/11
. .
1D SLM
G03H 2225/12
. .
2D SLM
G03H 2225/13
. .
3D SLM
Collapse
G03H 2225/20
.
Nature, e.g. e-beam addressed
G03H 2225/21
. .
Acousto-optic SLM [AO-SLM]
G03H 2225/22
. .
Electrically addressed SLM [EA-SLM]
G03H 2225/23
. .
Grating based SLM
G03H 2225/24
. .
Having movable pixels, e.g. micro-electromechanical systems [MEMS]
G03H 2225/25
. .
Optically addressed SLM [OA-SLM]
Collapse
G03H 2225/30
.
Modulation
G03H 2225/31
. .
Amplitude only
G03H 2225/32
. .
Phase only
Collapse
G03H 2225/33
. .
Complex modulation
G03H 2225/34
. . .
Amplitude and phase coupled modulation
G03H 2225/35
. .
Colour modulation
G03H 2225/36
. .
Polarisation
G03H 2225/52
.
Reflective modulator
G03H 2225/55
.
Having optical element registered to each pixel
Collapse
G03H 2225/60
.
Multiple SLMs
G03H 2225/61
. .
for multicolour processing
Collapse
G03H 2226/00
Electro-optic or electronic components relating to digital holography (not used, see subgroups)
G03H 2226/02
.
Computing or processing means, e.g. digital signal processor [DSP]
G03H 2226/04
.
Transmission or communication means, e.g. internet protocol
G03H 2226/05
.
Means for tracking the observer
Collapse
G03H 2226/11
.
Electro-optic recording means, e.g. CCD, pyroelectric sensors
G03H 2226/13
. .
Multiple recording means
Collapse
G03H 2227/00
Mechanical components or mechanical aspects not otherwise provided for (not used, see subgroups)
G03H 2227/02
.
Handheld portable device, e.g. holographic camera, mobile holographic display
G03H 2227/03
.
Means for moving one component (G03H 1/0476, G03H 2001/2695 take precedence)
G03H 2227/04
.
Production line for mass production
Collapse
G03H 2227/05
.
Support holding the holographic record
G03H 2227/06
. .
Support including light source
Collapse
G03H 2230/00
Form or shape of the hologram when not registered to the substrate (not used, see subgroups)
G03H 2230/10
.
Micro-hologram not registered to the substrate
Collapse
G03H 2240/00
Hologram nature or properties (not used, see subgroups)
Collapse
G03H 2240/10
.
Physical parameter modulated by the hologram (G03H 2001/0224 takes precedence)
G03H 2240/11
. .
Phase only modulation (G03H 1/0244 takes precedence)
G03H 2240/12
. .
Amplitude only modulation
G03H 2240/13
. .
Amplitude and phase complex modulation
G03H 2240/15
. .
Polarisation modulation
Collapse
G03H 2240/20
.
Details of physical variations exhibited in the hologram
Collapse
G03H 2240/21
. .
Optical density variations
G03H 2240/22
. . .
Chromatic variations e.g. photochromic or electrochromic
Collapse
G03H 2240/23
. .
Optical length variations, e.g. bleached silver halide (G03H 1/0244 takes precedence)
G03H 2240/24
. . .
Index variations only
G03H 2240/25
. .
Magnetic variations
G03H 2240/26
. .
Structural variations, e.g. structure variations due to photoanchoring or conformation variations due to photo-isomerisation
Collapse
G03H 2240/40
. .
Dynamic of the variations
G03H 2240/41
. . .
Binary
G03H 2240/42
. . .
Discrete level
G03H 2240/43
. . .
Continuous
Collapse
G03H 2240/50
.
Parameters or numerical values associated with holography, e.g. peel strength
G03H 2240/51
. .
Intensity, power or luminance (G03H 2240/52 takes precedence)
G03H 2240/52
. .
Exposure parameters e.g. time, intensity
G03H 2240/53
. .
Diffraction efficiency [DE]
G03H 2240/54
. .
Refractive index
G03H 2240/55
. .
Thickness
G03H 2240/56
. .
Resolution
G03H 2240/61
. .
SLM related parameters, e.g. pixel size
G03H 2240/62
. .
Sampling aspect applied to sensor or display
Collapse
G03H 2250/00
Laminate comprising a hologram layer (not used, see subgroups)
G03H 2250/10
.
arranged to be transferred onto a carrier body (adhesive layer G03H 2250/35)
G03H 2250/12
.
Special arrangement of layers
G03H 2250/14
.
Forming layer onto which a surface relief hologram is formed (G03H 2270/52 takes precedence)
G03H 2250/32
.
Antireflective layer
G03H 2250/33
.
Absorbing layer
G03H 2250/34
.
Colour layer
G03H 2250/35
.
Adhesive layer
G03H 2250/36
.
Conform enhancement layer
G03H 2250/37
.
Enclosing the photosensitive material
G03H 2250/38
.
Liquid crystal
G03H 2250/39
.
Protective layer
G03H 2250/40
.
Printed information overlapped with the hologram
G03H 2250/41
.
Polarisation active layer
G03H 2250/42
.
Reflective layer (G03H 2250/36 takes precedence)
G03H 2250/43
.
One layer having dispersed particles (S02H260/33 takes precedence)
G03H 2250/44
.
Colour tuning layer
Collapse
G03H 2260/00
Recording materials or recording processes (not used, see subgroups)
G03H 2260/10
.
Dichromated gelatine or equivalents
G03H 2260/12
.
Photopolymer
G03H 2260/14
.
Photoresist
G03H 2260/16
.
Silver halide emulsion
Collapse
G03H 2260/30
.
Details of photosensitive recording material not otherwise provided for
G03H 2260/31
. .
Ageing or resistance of the material (G03H 2250/39 takes precedence)
G03H 2260/32
. .
Combining different recording materials (G03H 2001/2615 takes precedence)
G03H 2260/33
. .
Having dispersed compound
G03H 2260/34
. .
Non uniform thickness
Collapse
G03H 2260/35
. .
Rewritable material allowing several record and erase cycles
G03H 2260/36
. . .
Dynamic material where the lifetime of the recorded pattern is quasi instantaneous, the holobject is simultaneously reconstructed
Collapse
G03H 2260/50
.
Reactivity or recording processes (writing means G03H 2001/0212, G03H 2001/022)
G03H 2260/51
. .
Photoanisotropic reactivity wherein polarized light induces material birefringence, e.g. azo-dye doped polymer
G03H 2260/52
. .
Photochromic reactivity wherein light induces a reversible transformation between two states having different absorption spectra
G03H 2260/53
. .
Photoconductor thermoplastic reactivity wherein light is transformed into an electrostatic then into a thickness distribution
G03H 2260/54
. .
Photorefractive reactivity wherein light induces photo-generation, redistribution and trapping of charges then a modification of refractive index, e.g. photorefractive polymer
G03H 2260/61
. .
Producing material deformation
G03H 2260/62
. .
Direct etching
G03H 2260/63
. .
Indirect etching, e.g. lithography (photoresist G03H 2260/14)
Collapse
G03H 2270/00
Substrate bearing the hologram (not used, see subgroups)
Collapse
G03H 2270/10
.
Composition
G03H 2270/11
. .
Crystal or glass (G03H 2270/55 takes precedence )
G03H 2270/12
. .
Fibrous, e.g. paper, textile
G03H 2270/13
. .
Metallic
G03H 2270/14
. .
Plastic
Collapse
G03H 2270/20
.
Shape
G03H 2270/21
. .
Curved bearing surface
G03H 2270/22
. .
Disc shaped
G03H 2270/23
. .
Ribbon shaped, e.g. holographic foil
G03H 2270/24
. .
Having particular size, e.g. microscopic
Collapse
G03H 2270/30
.
Nature
G03H 2270/31
. .
Flexible
G03H 2270/32
. .
Transparent
G03H 2270/52
.
Integrated surface relief hologram without forming layer
G03H 2270/53
.
Recording material dispersed into porous substrate
G03H 2270/54
.
Recording material filed in recessed substrate
G03H 2270/55
.
being an optical element, e.g. spectacles
This page is owned by Office of Patent Classification.
Last Modified: 04/16/2013 4:31:16 PM