JPS543528A - Retrofocus type wide angle lens - Google Patents
Retrofocus type wide angle lensInfo
- Publication number
- JPS543528A JPS543528A JP6797477A JP6797477A JPS543528A JP S543528 A JPS543528 A JP S543528A JP 6797477 A JP6797477 A JP 6797477A JP 6797477 A JP6797477 A JP 6797477A JP S543528 A JPS543528 A JP S543528A
- Authority
- JP
- Japan
- Prior art keywords
- wide angle
- angle lens
- type wide
- retrofocus type
- retrofocus
- 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.)
- Pending
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6797477A JPS543528A (en) | 1977-06-10 | 1977-06-10 | Retrofocus type wide angle lens |
US05/909,447 US4235520A (en) | 1977-06-10 | 1978-05-25 | Wide-angle retrofocus lens system |
DE2825642A DE2825642C2 (de) | 1977-06-10 | 1978-06-12 | Weitwinkelobjektiv vom Typ umgekehrter Teleobjektive |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6797477A JPS543528A (en) | 1977-06-10 | 1977-06-10 | Retrofocus type wide angle lens |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS543528A true JPS543528A (en) | 1979-01-11 |
Family
ID=13360460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6797477A Pending JPS543528A (en) | 1977-06-10 | 1977-06-10 | Retrofocus type wide angle lens |
Country Status (3)
Country | Link |
---|---|
US (1) | US4235520A (ja) |
JP (1) | JPS543528A (ja) |
DE (1) | DE2825642C2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5622406A (en) * | 1979-08-01 | 1981-03-03 | Olympus Optical Co Ltd | Wide angle photographic lens |
US5258777A (en) * | 1991-08-23 | 1993-11-02 | Eastman Kodak Company | Thermal printer system with a high aperture micro relay lens system |
US7203384B2 (en) * | 2003-02-24 | 2007-04-10 | Electronic Scripting Products, Inc. | Implement for optically inferring information from a planar jotting surface |
US8867140B2 (en) | 2011-08-22 | 2014-10-21 | Bae Systems Information And Electronic Systems Integration Inc. | Low distortion athermalized imaging lens |
US8462439B2 (en) | 2011-08-22 | 2013-06-11 | Bae Systems Information And Electronic Systems Integration Inc. | Athermal apochromatic telecentric F-theta lens with low F-number |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5337112A (en) * | 1976-09-17 | 1978-04-06 | Nippon Funmatsu Goukin Kk | Method of sintering moulded product of chromiummcontaining steel powder |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1187393B (de) | 1959-11-25 | 1965-02-18 | Zeiss Carl Fa | Photographisches Objektiv |
GB1111533A (en) * | 1965-10-22 | 1968-05-01 | Nippon Kogaku Kk | An improved camera lens |
JPS5416410B2 (ja) * | 1974-03-07 | 1979-06-22 | ||
JPS6035648B2 (ja) * | 1976-02-05 | 1985-08-15 | 株式会社ニコン | 広角写真レンズ |
-
1977
- 1977-06-10 JP JP6797477A patent/JPS543528A/ja active Pending
-
1978
- 1978-05-25 US US05/909,447 patent/US4235520A/en not_active Expired - Lifetime
- 1978-06-12 DE DE2825642A patent/DE2825642C2/de not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5337112A (en) * | 1976-09-17 | 1978-04-06 | Nippon Funmatsu Goukin Kk | Method of sintering moulded product of chromiummcontaining steel powder |
Also Published As
Publication number | Publication date |
---|---|
DE2825642C2 (de) | 1983-08-25 |
DE2825642A1 (de) | 1978-12-14 |
US4235520A (en) | 1980-11-25 |
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