JPH03108238U - - Google Patents
Info
- Publication number
- JPH03108238U JPH03108238U JP1531190U JP1531190U JPH03108238U JP H03108238 U JPH03108238 U JP H03108238U JP 1531190 U JP1531190 U JP 1531190U JP 1531190 U JP1531190 U JP 1531190U JP H03108238 U JPH03108238 U JP H03108238U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- optical path
- light shielding
- shielding plate
- moving
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims 8
- 239000011521 glass Substances 0.000 claims 1
- 108091008695 photoreceptors Proteins 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 238000003384 imaging method Methods 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (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 |
---|---|---|---|
JP1990015311U JP2519908Y2 (ja) | 1990-02-19 | 1990-02-19 | 走査装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990015311U JP2519908Y2 (ja) | 1990-02-19 | 1990-02-19 | 走査装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH03108238U true JPH03108238U (el) | 1991-11-07 |
JP2519908Y2 JP2519908Y2 (ja) | 1996-12-11 |
Family
ID=31518624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1990015311U Expired - Lifetime JP2519908Y2 (ja) | 1990-02-19 | 1990-02-19 | 走査装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2519908Y2 (el) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57198474A (en) * | 1981-06-01 | 1982-12-06 | Canon Inc | Adjusting device for exposure |
-
1990
- 1990-02-19 JP JP1990015311U patent/JP2519908Y2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57198474A (en) * | 1981-06-01 | 1982-12-06 | Canon Inc | Adjusting device for exposure |
Also Published As
Publication number | Publication date |
---|---|
JP2519908Y2 (ja) | 1996-12-11 |
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