JPH02111121U - - Google Patents
Info
- Publication number
- JPH02111121U JPH02111121U JP1923489U JP1923489U JPH02111121U JP H02111121 U JPH02111121 U JP H02111121U JP 1923489 U JP1923489 U JP 1923489U JP 1923489 U JP1923489 U JP 1923489U JP H02111121 U JPH02111121 U JP H02111121U
- Authority
- JP
- Japan
- Prior art keywords
- pair
- optical system
- system unit
- aperture
- plate members
- 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
- 238000003384 imaging method Methods 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 5
- 108091008695 photoreceptors Proteins 0.000 description 1
Landscapes
- Diaphragms For Cameras (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1923489U JPH02111121U (https=) | 1989-02-21 | 1989-02-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1923489U JPH02111121U (https=) | 1989-02-21 | 1989-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02111121U true JPH02111121U (https=) | 1990-09-05 |
Family
ID=31234562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1923489U Pending JPH02111121U (https=) | 1989-02-21 | 1989-02-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02111121U (https=) |
-
1989
- 1989-02-21 JP JP1923489U patent/JPH02111121U/ja active Pending
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