GB190704527A - Improvements in and relating to the Manufacture of Optical Lenses. - Google Patents
Improvements in and relating to the Manufacture of Optical Lenses.Info
- Publication number
- GB190704527A GB190704527A GB190704527DA GB190704527A GB 190704527 A GB190704527 A GB 190704527A GB 190704527D A GB190704527D A GB 190704527DA GB 190704527 A GB190704527 A GB 190704527A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- manufacture
- optical lenses
- lenses
- vergú
- 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
Landscapes
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Abstract
4527. Ossart, G. A., and VergÚ, A. E. March 16, 1906, [date applied for under Patents Act, 1901]. Drawings to Specification. Lenses.-To render single photographic lenses aplanatic, the entrance and exit faces are ground to curves which in meridional sections are either right or circular conchoids.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR190704527X | 1906-03-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB190704527A true GB190704527A (en) | 1907-12-19 |
Family
ID=32525240
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB190704527D Expired GB190704527A (en) | 1906-03-16 | 1907-02-23 | Improvements in and relating to the Manufacture of Optical Lenses. |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB190704527A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2435126A (en) * | 1945-03-19 | 1948-01-27 | Vickers Electrical Co Ltd | Formation of curved surfaces of prescribed figure by grinding and/or polishing |
US3534506A (en) * | 1968-05-17 | 1970-10-20 | Us Army | Lens polishing apparatus |
-
1907
- 1907-02-23 GB GB190704527D patent/GB190704527A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2435126A (en) * | 1945-03-19 | 1948-01-27 | Vickers Electrical Co Ltd | Formation of curved surfaces of prescribed figure by grinding and/or polishing |
US3534506A (en) * | 1968-05-17 | 1970-10-20 | Us Army | Lens polishing apparatus |
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