JPS5416858B2 - - Google Patents
Info
- Publication number
- JPS5416858B2 JPS5416858B2 JP2385174A JP2385174A JPS5416858B2 JP S5416858 B2 JPS5416858 B2 JP S5416858B2 JP 2385174 A JP2385174 A JP 2385174A JP 2385174 A JP2385174 A JP 2385174A JP S5416858 B2 JPS5416858 B2 JP S5416858B2
- 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
- G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2385174A JPS5416858B2 (en, 2012) | 1974-02-28 | 1974-02-28 | |
| US05/547,684 US3966306A (en) | 1974-02-28 | 1975-02-06 | Large aperture super wide angle lens |
| GB626975A GB1477573A (en) | 1974-02-28 | 1975-02-14 | Wide angle lens system |
| DE19752507368 DE2507368C3 (de) | 1974-02-28 | 1975-02-20 | Überweitwinkelobjektiv |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2385174A JPS5416858B2 (en, 2012) | 1974-02-28 | 1974-02-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50130437A JPS50130437A (en, 2012) | 1975-10-15 |
| JPS5416858B2 true JPS5416858B2 (en, 2012) | 1979-06-26 |
Family
ID=12121910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2385174A Expired JPS5416858B2 (en, 2012) | 1974-02-28 | 1974-02-28 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3966306A (en, 2012) |
| JP (1) | JPS5416858B2 (en, 2012) |
| GB (1) | GB1477573A (en, 2012) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3373271A (en) * | 1963-06-29 | 1968-03-12 | Yokogawa Electric Corp | Electronic computing circuit |
| US4116536A (en) * | 1976-10-01 | 1978-09-26 | Vivitar Corporation | Wide angle lens |
| US4310222A (en) * | 1976-10-29 | 1982-01-12 | Canon Kabushiki Kaisha | Retro-focus type wide angle lens |
| JP3709000B2 (ja) * | 1995-12-12 | 2005-10-19 | ペンタックス株式会社 | 超広角ズームレンズカメラ |
| JP2007256712A (ja) * | 2006-03-24 | 2007-10-04 | Brother Ind Ltd | 投写用広角レンズ及びこれを備えたプロジェクタ |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS585B1 (en, 2012) * | 1970-04-11 | 1983-01-05 | Canon Kk | |
| JPS4935458B1 (en, 2012) * | 1970-06-05 | 1974-09-21 | ||
| JPS5030455B1 (en, 2012) * | 1971-03-26 | 1975-10-01 | ||
| JPS4871633A (en, 2012) * | 1971-12-27 | 1973-09-27 | ||
| JPS5746045B2 (en, 2012) * | 1971-12-27 | 1982-10-01 | ||
| JPS5539804B2 (en, 2012) * | 1972-05-09 | 1980-10-14 |
-
1974
- 1974-02-28 JP JP2385174A patent/JPS5416858B2/ja not_active Expired
-
1975
- 1975-02-06 US US05/547,684 patent/US3966306A/en not_active Expired - Lifetime
- 1975-02-14 GB GB626975A patent/GB1477573A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1477573A (en) | 1977-06-22 |
| US3966306A (en) | 1976-06-29 |
| DE2507368A1 (de) | 1975-09-04 |
| JPS50130437A (en, 2012) | 1975-10-15 |
| DE2507368B2 (de) | 1977-02-24 |