JPH01108541U - - Google Patents
Info
- Publication number
- JPH01108541U JPH01108541U JP196188U JP196188U JPH01108541U JP H01108541 U JPH01108541 U JP H01108541U JP 196188 U JP196188 U JP 196188U JP 196188 U JP196188 U JP 196188U JP H01108541 U JPH01108541 U JP H01108541U
- Authority
- JP
- Japan
- Prior art keywords
- glass
- glass mask
- light
- substrate
- quartz
- 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
- 239000011521 glass Substances 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 2
- 239000010453 quartz Substances 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000002834 transmittance Methods 0.000 claims 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP196188U JPH01108541U (sv) | 1988-01-11 | 1988-01-11 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP196188U JPH01108541U (sv) | 1988-01-11 | 1988-01-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01108541U true JPH01108541U (sv) | 1989-07-21 |
Family
ID=31202310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP196188U Pending JPH01108541U (sv) | 1988-01-11 | 1988-01-11 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01108541U (sv) |
-
1988
- 1988-01-11 JP JP196188U patent/JPH01108541U/ja active Pending