FR655164A - Lunettes pour projections cinématographiques - Google Patents
Lunettes pour projections cinématographiquesInfo
- Publication number
- FR655164A FR655164A FR655164DA FR655164A FR 655164 A FR655164 A FR 655164A FR 655164D A FR655164D A FR 655164DA FR 655164 A FR655164 A FR 655164A
- Authority
- FR
- France
- Prior art keywords
- glasses
- cinematographic
- projections
- cinematographic projections
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C5/00—Constructions of non-optical parts
- G02C5/001—Constructions of non-optical parts specially adapted for particular purposes, not otherwise provided for or not fully classifiable according to technical characteristics, e.g. therapeutic glasses
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Health & Medical Sciences (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR655164T | 1928-06-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR655164A true FR655164A (fr) | 1929-04-16 |
Family
ID=9006939
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR655164D Expired FR655164A (fr) | 1928-06-02 | 1928-06-02 | Lunettes pour projections cinématographiques |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR655164A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4582393A (en) * | 1984-05-04 | 1986-04-15 | Bright & Morning Star, Ca. | Polarizing optical stereoscopic system and eyepiece using triangular prisms |
-
1928
- 1928-06-02 FR FR655164D patent/FR655164A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4582393A (en) * | 1984-05-04 | 1986-04-15 | Bright & Morning Star, Ca. | Polarizing optical stereoscopic system and eyepiece using triangular prisms |
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