JPS5544922B2 - - Google Patents
Info
- Publication number
- JPS5544922B2 JPS5544922B2 JP5256374A JP5256374A JPS5544922B2 JP S5544922 B2 JPS5544922 B2 JP S5544922B2 JP 5256374 A JP5256374 A JP 5256374A JP 5256374 A JP5256374 A JP 5256374A JP S5544922 B2 JPS5544922 B2 JP S5544922B2
- 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
- G02B13/04—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 (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5256374A JPS5544922B2 (OSRAM) | 1974-05-11 | 1974-05-11 | |
| US05/575,493 US3981563A (en) | 1974-05-11 | 1975-05-08 | Retrofocus wide angle lens system |
| DE19752520857 DE2520857A1 (de) | 1974-05-11 | 1975-05-10 | Weitwinkelobjektiv des retrofokus- typs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5256374A JPS5544922B2 (OSRAM) | 1974-05-11 | 1974-05-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50145130A JPS50145130A (OSRAM) | 1975-11-21 |
| JPS5544922B2 true JPS5544922B2 (OSRAM) | 1980-11-14 |
Family
ID=12918258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5256374A Expired JPS5544922B2 (OSRAM) | 1974-05-11 | 1974-05-11 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3981563A (OSRAM) |
| JP (1) | JPS5544922B2 (OSRAM) |
| DE (1) | DE2520857A1 (OSRAM) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5826001B2 (ja) * | 1975-06-30 | 1983-05-31 | オリンパス光学工業株式会社 | レトロフオ−カスガタチヨウコクカクレンズ |
| JPS5325430A (en) * | 1976-08-20 | 1978-03-09 | Nippon Chemical Ind | Wide angle photographic lens |
| JPS5651709A (en) * | 1979-10-03 | 1981-05-09 | Minolta Camera Co Ltd | Reverse telephoto type wide angle lens |
| JPS5778014A (en) | 1980-11-04 | 1982-05-15 | Olympus Optical Co Ltd | Retrofocus type superwide angle lens |
| JPS59226315A (ja) * | 1983-06-08 | 1984-12-19 | Olympus Optical Co Ltd | 硬性鏡光学系 |
| JPS61140910A (ja) * | 1984-12-13 | 1986-06-28 | Minolta Camera Co Ltd | 逆望遠型広角レンズ |
| JP4225437B2 (ja) * | 1997-03-18 | 2009-02-18 | フジノン株式会社 | レトロフォーカス型レンズ |
| JPH1152228A (ja) * | 1997-08-05 | 1999-02-26 | Nikon Corp | 広角レンズ |
| JP4336406B2 (ja) * | 1998-12-11 | 2009-09-30 | キヤノン株式会社 | 撮影装置 |
| JP4864240B2 (ja) * | 2001-07-12 | 2012-02-01 | 富士フイルム株式会社 | レトロフォーカス型撮影レンズ |
| JP4667269B2 (ja) * | 2006-02-24 | 2011-04-06 | Ｈｏｙａ株式会社 | 広角レンズ系 |
| JP5316035B2 (ja) * | 2009-01-30 | 2013-10-16 | 株式会社ニコン | 広角レンズ、撮像装置、広角レンズの製造方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5038936B2 (OSRAM) * | 1972-05-04 | 1975-12-13 | ||
| JPS5539804B2 (OSRAM) * | 1972-05-09 | 1980-10-14 | ||
| US3884556A (en) * | 1972-05-10 | 1975-05-20 | Olympus Optical Co | Retrofocus wide-angle lens system |
-
1974
- 1974-05-11 JP JP5256374A patent/JPS5544922B2/ja not_active Expired
-
1975
- 1975-05-08 US US05/575,493 patent/US3981563A/en not_active Expired - Lifetime
- 1975-05-10 DE DE19752520857 patent/DE2520857A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DE2520857A1 (de) | 1975-11-27 |
| JPS50145130A (OSRAM) | 1975-11-21 |
| US3981563A (en) | 1976-09-21 |