GB8621354D0 - Lenses - Google Patents
LensesInfo
- Publication number
- GB8621354D0 GB8621354D0 GB868621354A GB8621354A GB8621354D0 GB 8621354 D0 GB8621354 D0 GB 8621354D0 GB 868621354 A GB868621354 A GB 868621354A GB 8621354 A GB8621354 A GB 8621354A GB 8621354 D0 GB8621354 D0 GB 8621354D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- lenses
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/34—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/14—Optical objectives specially designed for the purposes specified below for use with infrared or ultraviolet radiation
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8523809 | 1985-09-27 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8621354D0 true GB8621354D0 (en) | 1986-10-15 |
GB2180954A GB2180954A (en) | 1987-04-08 |
GB2180954B GB2180954B (en) | 1989-09-20 |
Family
ID=10585789
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8621354A Expired GB2180954B (en) | 1985-09-27 | 1986-09-04 | Improvements in or relating to lenses |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2180954B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9103846D0 (en) * | 1991-02-23 | 1991-04-10 | Vlsi Vision Ltd | Lens system |
CN102213821B (en) * | 2011-06-24 | 2013-04-10 | 浙江舜宇光学有限公司 | Near infrared lens |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB844732A (en) * | 1957-11-12 | 1960-08-17 | Zeiss Stiftung | Photographic objective |
DE1300311B (en) * | 1967-03-30 | 1969-07-31 | Isco Gmbh Optische Werke | Photographic or cinematographic lens |
DD115762A1 (en) * | 1974-09-23 | 1975-10-12 | ||
JPS5814808A (en) * | 1981-07-21 | 1983-01-27 | Olympus Optical Co Ltd | Optical disk reading lens |
-
1986
- 1986-09-04 GB GB8621354A patent/GB2180954B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2180954B (en) | 1989-09-20 |
GB2180954A (en) | 1987-04-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19930904 |