BE481443A - - Google Patents
Info
- Publication number
- BE481443A BE481443A BE481443DA BE481443A BE 481443 A BE481443 A BE 481443A BE 481443D A BE481443D A BE 481443DA BE 481443 A BE481443 A BE 481443A
- Authority
- BE
- Belgium
- Prior art keywords
- frame
- glasses
- screen
- light source
- integral
- Prior art date
Links
- 239000011521 glass Substances 0.000 claims description 5
- 210000001525 retina Anatomy 0.000 claims description 3
- 230000004313 glare Effects 0.000 claims description 2
- 229920002160 Celluloid Polymers 0.000 claims 1
- 238000004026 adhesive bonding Methods 0.000 claims 1
- 210000000887 face Anatomy 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 239000010445 mica Substances 0.000 claims 1
- 229910052618 mica group Inorganic materials 0.000 claims 1
- 229920003023 plastic Polymers 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 230000004438 eyesight Effects 0.000 description 2
- 206010039729 Scotoma Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- VJYFKVYYMZPMAB-UHFFFAOYSA-N ethoprophos Chemical compound CCCSP(=O)(OCC)SCCC VJYFKVYYMZPMAB-UHFFFAOYSA-N 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/16—Shades; shields; Obturators, e.g. with pinhole, with slot
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
- G02C7/105—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses having inhomogeneously distributed colouring
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C9/00—Attaching auxiliary optical parts
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Health & Medical Sciences (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE481443A true BE481443A (en:Method) |
Family
ID=128399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE481443D BE481443A (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE481443A (en:Method) |
-
0
- BE BE481443D patent/BE481443A/fr unknown
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