JPS5510049B2 - - Google Patents
Info
- Publication number
- JPS5510049B2 JPS5510049B2 JP6635972A JP6635972A JPS5510049B2 JP S5510049 B2 JPS5510049 B2 JP S5510049B2 JP 6635972 A JP6635972 A JP 6635972A JP 6635972 A JP6635972 A JP 6635972A JP S5510049 B2 JPS5510049 B2 JP S5510049B2
- Authority
- JP
- Japan
- 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
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/04—Reversed telephoto objectives
-
- 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 -
- G02B9/64—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having more than six components
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6635972A JPS5510049B2 (Direct) | 1972-07-04 | 1972-07-04 | |
| GB3196673A GB1432641A (en) | 1972-07-04 | 1973-07-04 | Wide angle lenses |
| DE19732334056 DE2334056C2 (de) | 1972-07-04 | 1973-07-04 | Weitwinkelobjektiv |
| US05/551,716 US3992085A (en) | 1972-07-04 | 1975-02-21 | Large aperture wide angle lens system employing an aspherical surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6635972A JPS5510049B2 (Direct) | 1972-07-04 | 1972-07-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4928336A JPS4928336A (Direct) | 1974-03-13 |
| JPS5510049B2 true JPS5510049B2 (Direct) | 1980-03-13 |
Family
ID=13313567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6635972A Expired JPS5510049B2 (Direct) | 1972-07-04 | 1972-07-04 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5510049B2 (Direct) |
| DE (1) | DE2334056C2 (Direct) |
| GB (1) | GB1432641A (Direct) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5822724B2 (ja) * | 1974-04-22 | 1983-05-11 | キヤノン株式会社 | ヒキユウメン オ モチイタ ダイコウケイコウカクレンズ |
| JPS5858514A (ja) * | 1981-10-02 | 1983-04-07 | Asahi Optical Co Ltd | 非球面を用いた大口径比広角写真レンズ |
| JPS5858515A (ja) * | 1981-10-02 | 1983-04-07 | Asahi Optical Co Ltd | 非球面を用いた大口径比広角写真レンズ |
| JPS5858516A (ja) * | 1981-10-02 | 1983-04-07 | Asahi Optical Co Ltd | 非球面を用いた大口径比広角写真レンズ |
| CH658322A5 (fr) * | 1983-04-20 | 1986-10-31 | Francois Laurent | Systeme optique additif divergent. |
| EP0473117B1 (de) * | 1990-08-29 | 1995-09-06 | Jos. Schneider Optische Werke Kreuznach GmbH & Co. KG | Hochgeöffnetes Weitwinkelobjektiv |
| JP5111056B2 (ja) * | 2007-10-30 | 2012-12-26 | キヤノン株式会社 | 光学系及びそれを有する撮像装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US697959A (en) * | 1899-11-23 | 1902-04-22 | Zeiss Carl Fa | Lens system. |
-
1972
- 1972-07-04 JP JP6635972A patent/JPS5510049B2/ja not_active Expired
-
1973
- 1973-07-04 GB GB3196673A patent/GB1432641A/en not_active Expired
- 1973-07-04 DE DE19732334056 patent/DE2334056C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2334056A1 (de) | 1974-01-17 |
| DE2334056C2 (de) | 1982-06-24 |
| GB1432641A (en) | 1976-04-22 |
| JPS4928336A (Direct) | 1974-03-13 |