JPH01139231U - - Google Patents
Info
- Publication number
- JPH01139231U JPH01139231U JP3493988U JP3493988U JPH01139231U JP H01139231 U JPH01139231 U JP H01139231U JP 3493988 U JP3493988 U JP 3493988U JP 3493988 U JP3493988 U JP 3493988U JP H01139231 U JPH01139231 U JP H01139231U
- Authority
- JP
- Japan
- Prior art keywords
- film
- projection device
- window
- light transmitting
- focus adjustment
- 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
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Exposure Or Original Feeding In Electrophotography (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3493988U JPH01139231U (de) | 1988-03-15 | 1988-03-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3493988U JPH01139231U (de) | 1988-03-15 | 1988-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01139231U true JPH01139231U (de) | 1989-09-22 |
Family
ID=31261608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3493988U Pending JPH01139231U (de) | 1988-03-15 | 1988-03-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01139231U (de) |
-
1988
- 1988-03-15 JP JP3493988U patent/JPH01139231U/ja active Pending