JPS53148429A - Original base for exposure and lighting - Google Patents
Original base for exposure and lightingInfo
- Publication number
- JPS53148429A JPS53148429A JP6292877A JP6292877A JPS53148429A JP S53148429 A JPS53148429 A JP S53148429A JP 6292877 A JP6292877 A JP 6292877A JP 6292877 A JP6292877 A JP 6292877A JP S53148429 A JPS53148429 A JP S53148429A
- Authority
- JP
- Japan
- Prior art keywords
- lighting
- exposure
- original base
- surfce
- curving
- 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
Abstract
PURPOSE: To enable shading phenomena to be prevented without adding other means exclusive for correction by so curving an original placement surfce as to reverse-correct the degradation in the peripheral light quantity of an imaging lens.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6292877A JPS53148429A (en) | 1977-05-30 | 1977-05-30 | Original base for exposure and lighting |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6292877A JPS53148429A (en) | 1977-05-30 | 1977-05-30 | Original base for exposure and lighting |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53148429A true JPS53148429A (en) | 1978-12-25 |
Family
ID=13214421
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6292877A Pending JPS53148429A (en) | 1977-05-30 | 1977-05-30 | Original base for exposure and lighting |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53148429A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1985001122A1 (en) * | 1983-08-25 | 1985-03-14 | Masataka Negishi | Light controlling apparatus |
-
1977
- 1977-05-30 JP JP6292877A patent/JPS53148429A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1985001122A1 (en) * | 1983-08-25 | 1985-03-14 | Masataka Negishi | Light controlling apparatus |
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