JPH01149648U - - Google Patents
Info
- Publication number
- JPH01149648U JPH01149648U JP4598288U JP4598288U JPH01149648U JP H01149648 U JPH01149648 U JP H01149648U JP 4598288 U JP4598288 U JP 4598288U JP 4598288 U JP4598288 U JP 4598288U JP H01149648 U JPH01149648 U JP H01149648U
- Authority
- JP
- Japan
- Prior art keywords
- illumination light
- shutter
- photographed
- projection
- light blocking
- 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
- 238000005286 illumination Methods 0.000 claims description 8
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000000206 photolithography Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
Landscapes
- Projection-Type Copiers In General (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4598288U JPH01149648U (de) | 1988-04-05 | 1988-04-05 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4598288U JPH01149648U (de) | 1988-04-05 | 1988-04-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01149648U true JPH01149648U (de) | 1989-10-17 |
Family
ID=31272269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4598288U Pending JPH01149648U (de) | 1988-04-05 | 1988-04-05 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01149648U (de) |
-
1988
- 1988-04-05 JP JP4598288U patent/JPH01149648U/ja active Pending
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