CA481478A - Ophthalmic device - Google Patents
Ophthalmic deviceInfo
- Publication number
- CA481478A CA481478A CA 546868 CA546868A CA481478A CA 481478 A CA481478 A CA 481478A CA 546868 CA546868 CA 546868 CA 546868 A CA546868 A CA 546868A CA 481478 A CA481478 A CA 481478A
- Authority
- CA
- Canada
- Prior art keywords
- ophthalmic device
- ophthalmic
- 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
- G02C1/00—Assemblies of lenses with bridges or browbars
- G02C1/04—Bridge or browbar secured to or integral with partial rims, e.g. with partially-flexible rim for holding lens
-
- 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
- G02C5/12—Nose pads; Nose-engaging surfaces of bridges or rims
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C2200/00—Generic mechanical aspects applicable to one or more of the groups G02C1/00 - G02C5/00 and G02C9/00 - G02C13/00 and their subgroups
- G02C2200/08—Modular frames, easily exchangeable frame parts and lenses
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Ophthalmology & Optometry (AREA)
- Optics & Photonics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA 546868 CA481478A (en) | 1946-08-21 | 1946-08-21 | Ophthalmic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA 546868 CA481478A (en) | 1946-08-21 | 1946-08-21 | Ophthalmic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA481478A true CA481478A (en) | 1952-03-04 |
Family
ID=4136442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 546868 Expired CA481478A (en) | 1946-08-21 | 1946-08-21 | Ophthalmic device |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA481478A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4630321A (en) * | 1986-04-21 | 1986-12-23 | H. L. Bouton Company, Inc. | Safety spectacles with brow protector |
| US4951322A (en) * | 1989-09-27 | 1990-08-28 | Lin David J T | Detachable mono-glass sports goggles |
| WO1996013236A1 (en) * | 1994-10-28 | 1996-05-09 | Bausch & Lomb Incorporated | Unitary lens for eyewear |
-
1946
- 1946-08-21 CA CA 546868 patent/CA481478A/en not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4630321A (en) * | 1986-04-21 | 1986-12-23 | H. L. Bouton Company, Inc. | Safety spectacles with brow protector |
| US4951322A (en) * | 1989-09-27 | 1990-08-28 | Lin David J T | Detachable mono-glass sports goggles |
| WO1996013236A1 (en) * | 1994-10-28 | 1996-05-09 | Bausch & Lomb Incorporated | Unitary lens for eyewear |
| US5555038A (en) * | 1994-10-28 | 1996-09-10 | Bausch & Lomb Incorporated | Unitary lens for eyewear |
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