BE465580A - - Google Patents
Info
- Publication number
- BE465580A BE465580A BE465580DA BE465580A BE 465580 A BE465580 A BE 465580A BE 465580D A BE465580D A BE 465580DA BE 465580 A BE465580 A BE 465580A
- Authority
- BE
- Belgium
- Prior art keywords
- screen
- light
- retarder
- polarizer
- color
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 8
- 230000011664 signaling Effects 0.000 claims description 5
- 239000010445 mica Substances 0.000 claims description 3
- 229910052618 mica group Inorganic materials 0.000 claims description 3
- 229920000298 Cellophane Polymers 0.000 claims description 2
- 239000011149 active material Substances 0.000 claims 1
- 230000010287 polarization Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000979 retarding effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- SWGJCIMEBVHMTA-UHFFFAOYSA-K trisodium;6-oxido-4-sulfo-5-[(4-sulfonatonaphthalen-1-yl)diazenyl]naphthalene-2-sulfonate Chemical compound [Na+].[Na+].[Na+].C1=CC=C2C(N=NC3=C4C(=CC(=CC4=CC=C3O)S([O-])(=O)=O)S([O-])(=O)=O)=CC=C(S([O-])(=O)=O)C2=C1 SWGJCIMEBVHMTA-UHFFFAOYSA-K 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/288—Filters employing polarising elements, e.g. Lyot or Solc filters
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Polarising Elements (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE465580A true BE465580A (Direct) |
Family
ID=117122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE465580D BE465580A (Direct) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE465580A (Direct) |
-
0
- BE BE465580D patent/BE465580A/fr unknown
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