BE353605A - - Google Patents
Info
- Publication number
- BE353605A BE353605A BE353605DA BE353605A BE 353605 A BE353605 A BE 353605A BE 353605D A BE353605D A BE 353605DA BE 353605 A BE353605 A BE 353605A
- Authority
- BE
- Belgium
- Prior art keywords
- screens
- eye
- eyes
- axes
- light
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 6
- 230000004308 accommodation Effects 0.000 description 6
- 230000000007 visual effect Effects 0.000 description 5
- 210000001747 Pupil Anatomy 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 230000001681 protective Effects 0.000 description 3
- 210000001525 Retina Anatomy 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- QPFMBZIOSGYJDE-UHFFFAOYSA-N 1,1,2,2-Tetrachloroethane Chemical compound ClC(Cl)C(Cl)Cl QPFMBZIOSGYJDE-UHFFFAOYSA-N 0.000 description 1
- 210000003986 Cell, Retinal Photoreceptor Anatomy 0.000 description 1
- 229920002160 Celluloid Polymers 0.000 description 1
- 229920002301 Cellulose acetate Polymers 0.000 description 1
- 210000003128 Head Anatomy 0.000 description 1
- 210000000554 Iris Anatomy 0.000 description 1
- 210000003205 Muscles Anatomy 0.000 description 1
- 210000003733 Optic Disk Anatomy 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 125000001475 halogen functional group Chemical group 0.000 description 1
- 230000004301 light adaptation Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000003387 muscular Effects 0.000 description 1
- 230000003287 optical Effects 0.000 description 1
- 238000009416 shuttering Methods 0.000 description 1
- 239000000126 substance Substances 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)
- Illuminated Signs And Luminous Advertising (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE353605A true BE353605A (de) |
Family
ID=28171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE353605D BE353605A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE353605A (de) |
-
0
- BE BE353605D patent/BE353605A/fr unknown
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