JPH01136927U - - Google Patents
Info
- Publication number
- JPH01136927U JPH01136927U JP3427988U JP3427988U JPH01136927U JP H01136927 U JPH01136927 U JP H01136927U JP 3427988 U JP3427988 U JP 3427988U JP 3427988 U JP3427988 U JP 3427988U JP H01136927 U JPH01136927 U JP H01136927U
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical system
- hood
- light projection
- transparent plate
- 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 19
- 239000011521 glass Substances 0.000 claims description 6
- 238000001179 sorption measurement Methods 0.000 claims description 3
Landscapes
- Blocking Light For Cameras (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3427988U JPH01136927U (xx) | 1988-03-15 | 1988-03-15 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3427988U JPH01136927U (xx) | 1988-03-15 | 1988-03-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01136927U true JPH01136927U (xx) | 1989-09-19 |
Family
ID=31260996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3427988U Pending JPH01136927U (xx) | 1988-03-15 | 1988-03-15 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01136927U (xx) |
-
1988
- 1988-03-15 JP JP3427988U patent/JPH01136927U/ja active Pending
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