HK14879A - Improvements in wide angle lenses - Google Patents
Improvements in wide angle lensesInfo
- Publication number
- HK14879A HK14879A HK14879A HK14879A HK14879A HK 14879 A HK14879 A HK 14879A HK 14879 A HK14879 A HK 14879A HK 14879 A HK14879 A HK 14879A HK 14879 A HK14879 A HK 14879A
- Authority
- HK
- Hong Kong
- Prior art keywords
- wide angle
- angle lenses
- lenses
- wide
- angle
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces
-
- 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 -
- G02B9/62—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having six components only
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US39211873A | 1973-08-27 | 1973-08-27 | |
US05/492,403 US4099849A (en) | 1973-08-27 | 1974-07-29 | Wide angle objective |
Publications (1)
Publication Number | Publication Date |
---|---|
HK14879A true HK14879A (en) | 1979-03-30 |
Family
ID=27013758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK14879A HK14879A (en) | 1973-08-27 | 1979-03-22 | Improvements in wide angle lenses |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5083019A (en) |
DE (1) | DE2440944A1 (en) |
GB (1) | GB1484322A (en) |
HK (1) | HK14879A (en) |
MY (1) | MY7900200A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6080816A (en) * | 1983-10-11 | 1985-05-08 | Olympus Optical Co Ltd | Objective lens of endoscope with less distortion aberration |
JPH09269450A (en) * | 1996-03-29 | 1997-10-14 | Olympus Optical Co Ltd | Objective lens for endoscope |
JP5476881B2 (en) * | 2008-09-18 | 2014-04-23 | 株式会社ニコン | Wide-angle lens, optical device, and wide-angle lens focusing method |
CN112014956B (en) * | 2020-10-14 | 2021-01-01 | 瑞泰光学(常州)有限公司 | Image pickup optical lens |
-
1974
- 1974-08-21 GB GB3680074A patent/GB1484322A/en not_active Expired
- 1974-08-26 JP JP49097136A patent/JPS5083019A/ja active Pending
- 1974-08-27 DE DE19742440944 patent/DE2440944A1/en not_active Ceased
-
1979
- 1979-03-22 HK HK14879A patent/HK14879A/en unknown
- 1979-12-30 MY MY7900200A patent/MY7900200A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB1484322A (en) | 1977-09-01 |
MY7900200A (en) | 1979-12-31 |
JPS5083019A (en) | 1975-07-04 |
DE2440944A1 (en) | 1975-04-24 |
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