FR643841A - Lenses or glasses with light shield - Google Patents
Lenses or glasses with light shieldInfo
- Publication number
- FR643841A FR643841A FR643841DA FR643841A FR 643841 A FR643841 A FR 643841A FR 643841D A FR643841D A FR 643841DA FR 643841 A FR643841 A FR 643841A
- Authority
- FR
- France
- Prior art keywords
- glasses
- lenses
- light shield
- shield
- light
- 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
- G02C9/00—Attaching auxiliary optical parts
- G02C9/02—Attaching auxiliary optical parts by hinging
-
- 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
- G02C9/00—Attaching auxiliary optical parts
- G02C9/04—Attaching auxiliary optical parts by fitting over or clamping on
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 |
---|---|---|---|
FR643841T | 1927-11-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR643841A true FR643841A (en) | 1928-09-24 |
Family
ID=8999726
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR643841D Expired FR643841A (en) | 1927-11-14 | 1927-11-14 | Lenses or glasses with light shield |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR643841A (en) |
-
1927
- 1927-11-14 FR FR643841D patent/FR643841A/en not_active Expired
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