JPS618408B2 - - Google Patents
Info
- Publication number
- JPS618408B2 JPS618408B2 JP13033476A JP13033476A JPS618408B2 JP S618408 B2 JPS618408 B2 JP S618408B2 JP 13033476 A JP13033476 A JP 13033476A JP 13033476 A JP13033476 A JP 13033476A JP S618408 B2 JPS618408 B2 JP S618408B2
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13033476A JPS5355119A (en) | 1976-10-29 | 1976-10-29 | Super wide angle lens of retrofocus |
| DE19772748516 DE2748516C2 (de) | 1976-10-29 | 1977-10-28 | Weitwinkelobjektiv vom Typ umgekehrter Teleobjektive |
| US06/031,613 US4310222A (en) | 1976-10-29 | 1979-04-18 | Retro-focus type wide angle lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13033476A JPS5355119A (en) | 1976-10-29 | 1976-10-29 | Super wide angle lens of retrofocus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5355119A JPS5355119A (en) | 1978-05-19 |
| JPS618408B2 true JPS618408B2 (enExample) | 1986-03-14 |
Family
ID=15031870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13033476A Granted JPS5355119A (en) | 1976-10-29 | 1976-10-29 | Super wide angle lens of retrofocus |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5355119A (enExample) |
| DE (1) | DE2748516C2 (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5651709A (en) * | 1979-10-03 | 1981-05-09 | Minolta Camera Co Ltd | Reverse telephoto type wide angle lens |
| JP2628627B2 (ja) * | 1985-01-11 | 1997-07-09 | オリンパス光学工業株式会社 | 内視鏡用非球面対物レンズ |
| JP4862263B2 (ja) * | 2004-03-31 | 2012-01-25 | 株式会社ニコン | 超広角レンズ、該超広角レンズを備えた撮影装置 |
| JP5786537B2 (ja) * | 2010-08-19 | 2015-09-30 | リコーイメージング株式会社 | レトロフォーカス型の広角レンズ系及びこれを有する光学機器 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3832035A (en) * | 1971-08-21 | 1974-08-27 | Nippon Kogaku Kk | Wide angle, retrofocus-type photo-taking lens |
| SE363410B (enExample) * | 1972-05-30 | 1974-01-14 | Aga Ab | |
| JPS5652288B2 (enExample) * | 1973-08-01 | 1981-12-11 |
-
1976
- 1976-10-29 JP JP13033476A patent/JPS5355119A/ja active Granted
-
1977
- 1977-10-28 DE DE19772748516 patent/DE2748516C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2748516A1 (de) | 1978-07-13 |
| JPS5355119A (en) | 1978-05-19 |
| DE2748516C2 (de) | 1986-05-22 |