JPH02142807U - - Google Patents
Info
- Publication number
- JPH02142807U JPH02142807U JP5230689U JP5230689U JPH02142807U JP H02142807 U JPH02142807 U JP H02142807U JP 5230689 U JP5230689 U JP 5230689U JP 5230689 U JP5230689 U JP 5230689U JP H02142807 U JPH02142807 U JP H02142807U
- Authority
- JP
- Japan
- Prior art keywords
- cam
- zoom lens
- groove
- cam follower
- cam groove
- 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
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Lens Barrels (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5230689U JPH02142807U (cs) | 1989-05-02 | 1989-05-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5230689U JPH02142807U (cs) | 1989-05-02 | 1989-05-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02142807U true JPH02142807U (cs) | 1990-12-04 |
Family
ID=31572499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5230689U Pending JPH02142807U (cs) | 1989-05-02 | 1989-05-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02142807U (cs) |
-
1989
- 1989-05-02 JP JP5230689U patent/JPH02142807U/ja active Pending
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