JPS4940127A - - Google Patents
Info
- Publication number
- JPS4940127A JPS4940127A JP47081802A JP8180272A JPS4940127A JP S4940127 A JPS4940127 A JP S4940127A JP 47081802 A JP47081802 A JP 47081802A JP 8180272 A JP8180272 A JP 8180272A JP S4940127 A JPS4940127 A JP S4940127A
- 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.)
- Granted
Links
Landscapes
- Lenses (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8180272A JPS5332697B2 (ja) | 1972-08-17 | 1972-08-17 | |
| US324567A US3862794A (en) | 1972-01-26 | 1973-01-18 | Large-aperture ratio retrofocus lens system |
| DE2303852A DE2303852C2 (de) | 1972-01-26 | 1973-01-26 | Objektiv mit großem Öffnungsverhältnis vom Typ umgekehrter Teleobjektive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8180272A JPS5332697B2 (ja) | 1972-08-17 | 1972-08-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4940127A true JPS4940127A (ja) | 1974-04-15 |
| JPS5332697B2 JPS5332697B2 (ja) | 1978-09-09 |
Family
ID=13756604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8180272A Expired JPS5332697B2 (ja) | 1972-01-26 | 1972-08-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5332697B2 (ja) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51129423A (en) * | 1975-05-04 | 1976-11-11 | Sankyo Kensetsu Shizai Kk | Method of manufacturing light aggregates light building material and like |
| JPS52139109A (en) * | 1976-05-17 | 1977-11-19 | Takesaburou Furukawa | Production of burned mold articles |
| JPS532511A (en) * | 1976-06-28 | 1978-01-11 | Takesaburou Furukawa | Manufacture of burned foamed mold goods |
| JPS548614A (en) * | 1977-06-22 | 1979-01-23 | Kogyo Gijutsuin | Method of making lighttweight* high strength foamed glass |
| JPS54101320A (en) * | 1978-01-27 | 1979-08-09 | Asahi Optical Co Ltd | Retrofocus wide angle photographic lens |
| JPS54148805A (en) * | 1978-05-15 | 1979-11-21 | Kensaku Matsumoto | Production of earthenware and pottery having continuous pores |
| JPH05249370A (ja) * | 1991-12-23 | 1993-09-28 | Internatl Business Mach Corp <Ibm> | 逆望遠アルゴン対物レンズ |
| JP2007225959A (ja) * | 2006-02-24 | 2007-09-06 | Pentax Corp | 広角レンズ系 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55116093U (ja) * | 1979-02-08 | 1980-08-15 | ||
| JPH01102178U (ja) * | 1987-12-24 | 1989-07-10 |
-
1972
- 1972-08-17 JP JP8180272A patent/JPS5332697B2/ja not_active Expired
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51129423A (en) * | 1975-05-04 | 1976-11-11 | Sankyo Kensetsu Shizai Kk | Method of manufacturing light aggregates light building material and like |
| JPS52139109A (en) * | 1976-05-17 | 1977-11-19 | Takesaburou Furukawa | Production of burned mold articles |
| JPS532511A (en) * | 1976-06-28 | 1978-01-11 | Takesaburou Furukawa | Manufacture of burned foamed mold goods |
| JPS548614A (en) * | 1977-06-22 | 1979-01-23 | Kogyo Gijutsuin | Method of making lighttweight* high strength foamed glass |
| JPS5728376B2 (ja) * | 1977-06-22 | 1982-06-16 | ||
| JPS54101320A (en) * | 1978-01-27 | 1979-08-09 | Asahi Optical Co Ltd | Retrofocus wide angle photographic lens |
| JPS593725B2 (ja) * | 1978-01-27 | 1984-01-25 | 旭光学工業株式会社 | レトロフオ−カス型広角写真レンズ |
| JPS54148805A (en) * | 1978-05-15 | 1979-11-21 | Kensaku Matsumoto | Production of earthenware and pottery having continuous pores |
| JPH05249370A (ja) * | 1991-12-23 | 1993-09-28 | Internatl Business Mach Corp <Ibm> | 逆望遠アルゴン対物レンズ |
| JP2007225959A (ja) * | 2006-02-24 | 2007-09-06 | Pentax Corp | 広角レンズ系 |
| JP4667269B2 (ja) * | 2006-02-24 | 2011-04-06 | Ｈｏｙａ株式会社 | 広角レンズ系 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5332697B2 (ja) | 1978-09-09 |