Subclass |
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ClassTitle
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OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING
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200 | | EYE EXAMINING OR TESTING INSTRUMENT |
201 | | . For fusion and space perception testing (e.g., stereoscopic vision) |
202 | | . . Of abnormal muscular functioning |
203 | | . Eye exercising or training type |
204 | | . For interpupillary distance measuring or lens positioning |
205 | | . Objective type |
206 | | . . Including eye photography |
207 | | . . . Having spurious reflection blocking |
208 | | . . . Having means to detect proper distance or alignment (i.e., eye to instrument) |
209 | | . . Including eye movement detection |
210 | | . . . Using photodetector |
211 | | . . Including projected target image |
212 | | . . . For cornea curvature measurement |
213 | | . . Including light filter or absorber |
214 | | . . Including diaphram or slit |
215 | | . . Including light polarizing means |
216 | | . . Including lens selectively insertable in optical path |
217 | | . . . On rotary disc |
218 | | . . . . Hand held type |
219 | | . . With contact lens |
220 | | . . Including reflectors with off-set surfaces |
221 | | . . Including illuminator |
222 | | . Subjective type |
223 | | . . Self examining type |
224 | | . . Perimeter type |
225 | | . . . With rotatable arm |
226 | | . . . With bowl type screen |
227 | | . . Including trial frame |
228 | | . . . With multifocal lens |
229 | | . . . With plural lens carrier |
230 | | . . . With individual lens holder |
231 | | . . . Removably attachable to eye glass frame |
232 | | . . With light polarzing lens |
233 | | . . Lens or filter selectively insertable in optical path |
234 | | . . . Mounted on rotatable disc |
235 | | . . . . Having plural disc carrier |
236 | | . . . Movable along optical axis |
237 | | . . Including target image projection |
238 | | . . . Tachistoscope type |
239 | | . . Including test chart or target |
240 | | . . . Stereoscopic type |
241 | | . . . Astigmatism type |
242 | | . . . Chromaticity type |
243 | | . . . Illuminated |
244 | | . . . Having support or cabinet |
245 | | . Support |
246 | | . Methods of use |
247 | | . . For contact lens fitting |
41 | | SPECTACLES AND EYEGLASSES |
42 | | . Lens repair devices |
43 | | . Floating or underwater type |
44 | | . With antiglare or shading |
45 | | . . Partially occluding the light-path area |
46 | | . . Perforated opaque plates or shields |
47 | | . . Removable and/or adjustable filters or screens (e.g., clip-on type) |
48 | | . . . Spring biased |
49 | | . . Polarizing |
50 | | . With rear-view reflectors |
51 | | . With decoration or ornamentation |
52 | | . . Detachably secured |
53 | | . Shooting type |
54 | | . Invertible or reversible multifocal type |
55 | | . With vertical adjustment of multifocal lenses |
56 | | . Lorgnette type |
57 | | . With auxiliary lenses movable in and out of the optical path (e.g., clip-on type attachments) |
58 | | . . Spring biased or secured by friction members |
59 | | . Lens pivots in and out of optical path |
60 | | . With lens suspension bar (e.g., torsion bar) |
61 | | . U-shape or half-moon lens below eye level |
62 | | . With moisture prevention or absorption |
63 | | . Folding |
64 | | . . Pince-nez type |
65 | | . Pince-nez type (including pince-nez bridges, nose grips and nose pads therefor) |
66 | | . . With ear chain or temple |
67 | | . . Plural bridges |
68 | | . . With resilient extensible bridge |
69 | | . . Lens and nose grip movable on flexible bridge |
70 | | . . Posts or studs connecting bridge and nose grip |
71 | | . . With spring biased nose grips |
72 | | . . . With pivoting levers |
73 | | . . . . With flat spiral springs |
74 | | . . . . With springs below bridge |
75 | | . . . . With springs encased |
76 | | . . With adjustable or rockable nose grips or pads |
77 | | . . . With ball joints |
78 | | . . Nose pads or cushions |
79 | | . . . Plural pad parts engage the nose |
80 | | . . . Detachable |
81 | | . . . Perforated or serrated |
82 | | . . . Fluid-filled or suction type |
83 | | . Continuous rim mounting |
84 | | . . With rotating means for multifocal lenses |
85 | | . . Upper rim portion slotted |
86 | | . . With lens retaining or locking means |
87 | | . . Nose guards or pads integral with frame |
88 | | . . Nose guards or pads removable or adjustable |
89 | | . . With brace arm temple support |
90 | | . Split rim mounting |
91 | | . . With brow pieces or top arms |
92 | | . . . Screwless lens mounting |
93 | | . . With brace arm supports for temple or lens |
94 | | . . With auxiliary bridge |
95 | | . . Expansible and contractible lens rim |
96 | | . . Locking member secures lens against rotation |
97 | | . . Split connected by U-clamps or pivot links |
98 | | . . Split on nasal side of rim (i.e., at bridge) |
99 | | . . Clamp and temple pivot screw spaced along rim clamping arm |
100 | | . . Clamp and temple pivot screw coincident on rim clamping arm |
101 | | . . Metal clamps embrace the rims and connect to bridge and/or temples |
102 | | . . Combined metal and plastic rims |
103 | | . Brace arm or semi-rimless mounting |
104 | | . . Arm or rim of plastic or of different material (e.g., metal and plastic) |
105 | | . . Detachable brace arm |
106 | | . . Screwless lens mounting |
107 | | . . With adjustable lens or frame part |
108 | | . . Brace arm supports lens at two spaced points or constitutes a partial rim |
109 | | . . Brace arm extends along edge of lens |
110 | | . Rimless mounting |
111 | | . Temples |
112 | | . . With pocket clip or clasp |
113 | | . . Spring biased |
114 | | . . Resilient or flexible |
115 | | . . Reversible or axially rotatable |
116 | | . . Detachable |
117 | | . . With covered core or rod (e.g., reinforced) |
118 | | . . Extensible (e.g., with adjustable sleeve member |
119 | | . . Two-part type (e.g., jointed) |
120 | | . . Inclined to lens plane |
121 | | . . With connector |
122 | | . . With skin protecting earpiece covering |
123 | | . . With head or ear engaging attachments |
124 | | . Bridges |
125 | | . . Crossbar type |
126 | | . . Flexible |
127 | | . . . Ball or chain type |
128 | | . . Adjustable |
129 | | . . Reinforced |
130 | | . . With auxiliary support |
131 | | . . With nose grip or guard integral with bridge |
132 | | . . With nose grip, nose guard, pad, or cushion |
133 | | . . With connectors or straps |
134 | | . . . Unitary bridge and straps |
135 | | . . . With lens clamping straps |
136 | | . Nose pads or cushions |
137 | | . . Adjustable, rockable, or pivotable |
138 | | . . Detachable |
139 | | . . With cover or coating |
140 | | . Connectors |
141 | | . . With screw locking means |
142 | | . . Strap type |
143 | | . . . With particular bracing bar or stud |
144 | | . . . With cementing or fusing |
145 | | . . . With cushion around lens screw or bolt |
146 | | . . . . Sleeve or bushing |
147 | | . . . With serrated interengaging parts |
148 | | . . . Adjusting |
149 | | . . . With interengaging projection and recess |
150 | | . . . With resilient parts (e.g., resilient strap arms) |
151 | | . . . . Spring between lens and strap |
152 | | . . . With clamping arms |
153 | | . . With particular hinge |
154 | | . Lens linings or rims |
155 | | . With support or holder (e.g., on hat or cap) |
156 | | . . With head embracing bow or chain |
157 | | . . Neck retainers |
158 | | . Combined |
159 | | . Ophtahalmic lenses or blanks |
160R | | . . Eye contact type |
161 | | . . . Multifocal |
162 | | . . . Colored |
160H | | . . . Hydrophilic |
163 | | . . With light filtering means |
164 | | . . . Multifocal |
165 | | . . . With sections of different light absorption |
166 | | . . With lens protective layers |
167 | | . . Cataract correction type |
168 | | . . Multifocal |
169 | | . . . Gradually varying focal power |
170 | | . . . With prismatic segment |
171 | | . . . Three or more foci |
172 | | . . . Multiple elements |
173 | | . . Image size (aniseikonia) correction |
174 | | . . With beveled, polished or reinforced edges |
175 | | . . Prismatic type |
176 | | . . Focus and/or astigmatism correction |
177 | | . . Methods |
178 | | . Methods (e.g., securing lenses in mountings) |