JPH0121296Y2 - - Google Patents
Info
- Publication number
- JPH0121296Y2 JPH0121296Y2 JP16045078U JP16045078U JPH0121296Y2 JP H0121296 Y2 JPH0121296 Y2 JP H0121296Y2 JP 16045078 U JP16045078 U JP 16045078U JP 16045078 U JP16045078 U JP 16045078U JP H0121296 Y2 JPH0121296 Y2 JP H0121296Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- reflector
- light amount
- lens
- mirror lens
- 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.)
- Expired
Links
- 238000003384 imaging method Methods 0.000 claims description 11
- 239000011521 glass Substances 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 description 9
- 230000003287 optical effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 108091008695 photoreceptors Proteins 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Projection-Type Copiers In General (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
- Control Of Exposure In Printing And Copying (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16045078U JPH0121296Y2 (US08087162-20120103-C00010.png) | 1978-11-20 | 1978-11-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16045078U JPH0121296Y2 (US08087162-20120103-C00010.png) | 1978-11-20 | 1978-11-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5577239U JPS5577239U (US08087162-20120103-C00010.png) | 1980-05-28 |
JPH0121296Y2 true JPH0121296Y2 (US08087162-20120103-C00010.png) | 1989-06-26 |
Family
ID=29154224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16045078U Expired JPH0121296Y2 (US08087162-20120103-C00010.png) | 1978-11-20 | 1978-11-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0121296Y2 (US08087162-20120103-C00010.png) |
-
1978
- 1978-11-20 JP JP16045078U patent/JPH0121296Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5577239U (US08087162-20120103-C00010.png) | 1980-05-28 |