GB190814673A - Improvement in Photographic Lenses. - Google Patents
Improvement in Photographic Lenses.Info
- Publication number
- GB190814673A GB190814673A GB190814673DA GB190814673A GB 190814673 A GB190814673 A GB 190814673A GB 190814673D A GB190814673D A GB 190814673DA GB 190814673 A GB190814673 A GB 190814673A
- Authority
- GB
- United Kingdom
- Prior art keywords
- improvement
- photographic lenses
- beck
- glass
- lens
- 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
- Lenses (AREA)
Abstract
14,673. Beck, C., and Beck, H. C. July 10. [Patent of Addition to No. 27,180, A.D. 1906.] Lenses.-The five-lens objective described in Specification No. 27,180, A.D. 1906, is modified by a positive lens L<4> made of glass of low dispersive power being combined with the negative lens L<3> of more highly dispersive glass.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB190627180T | 1906-11-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB190814673A true GB190814673A (en) | 1909-07-12 |
Family
ID=32631919
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB190627180D Expired GB190627180A (en) | 1906-11-29 | 1906-11-29 | Improvement in Photographic Lenses. |
GB190814673D Expired GB190814673A (en) | 1906-11-29 | 1908-07-10 | Improvement in Photographic Lenses. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB190627180D Expired GB190627180A (en) | 1906-11-29 | 1906-11-29 | Improvement in Photographic Lenses. |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB190627180A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2430150A (en) * | 1942-08-25 | 1947-11-04 | Taylor Taylor & Hobson Ltd | Optical objective |
US3051053A (en) * | 1958-10-10 | 1962-08-28 | Zeiss Carl | Photographic objective |
DE1186236B (en) * | 1958-08-30 | 1965-01-28 | Leitz Ernst Gmbh | Fast photographic lens |
-
1906
- 1906-11-29 GB GB190627180D patent/GB190627180A/en not_active Expired
-
1908
- 1908-07-10 GB GB190814673D patent/GB190814673A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2430150A (en) * | 1942-08-25 | 1947-11-04 | Taylor Taylor & Hobson Ltd | Optical objective |
DE1186236B (en) * | 1958-08-30 | 1965-01-28 | Leitz Ernst Gmbh | Fast photographic lens |
US3051053A (en) * | 1958-10-10 | 1962-08-28 | Zeiss Carl | Photographic objective |
Also Published As
Publication number | Publication date |
---|---|
GB190627180A (en) | 1907-04-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1281611A (en) | Apochromatic microscope objectives | |
GB190814673A (en) | Improvement in Photographic Lenses. | |
GB190524391A (en) | Improvements in Photographic Lenses. | |
GB824867A (en) | Wide angle objective | |
GB190618073A (en) | Improvements relating to Lenses Intended for Photographic and other purposes. | |
GB190718121A (en) | Improvements in Telephoto Lenses. | |
GB190303618A (en) | An Improved Photographic Objective. | |
GB191103399A (en) | Improvement in Photographic Lenses. | |
GB190119504A (en) | Improvements in and connected with Photographic Objectives. | |
GB190813902A (en) | Improvements in and relating to Photographic Three-lens Objectives. | |
GB592144A (en) | Improvements in and relating to objectives suitable for photographic purposes | |
GB190213061A (en) | Improvements in Objectives for Photographic and like Purposes. | |
GB190903060A (en) | Improvements in Erecting Eyepieces for Telescopes, Microscopes, and the like. | |
GB190910683A (en) | Improvements relating to Periscopes. | |
GB191022157A (en) | Improvements in Photographic Lenses. | |
GB127058A (en) | Improvements in and relating to Optical Lenses. | |
GB190919580A (en) | Improvements in Photographic Tele-objectives. | |
GB190820415A (en) | Improvements in Telephoto Lenses. | |
GB190106080A (en) | Improvements in Photographic Lenses. | |
GB191422276A (en) | An Improved Form of Objective for Telescopes and like Optical Instruments. | |
GB190811582A (en) | Improvements in Facing Bricks Divisible into Halves. | |
GB190515732A (en) | Improvements in Lenses. | |
SU576556A1 (en) | Mirror-lens objective | |
GB191104714A (en) | Improvements in Photographic Lenses. | |
GB190813901A (en) | Improvements in and relating to Objectives. |