JPH01146286U - - Google Patents
Info
- Publication number
- JPH01146286U JPH01146286U JP4031588U JP4031588U JPH01146286U JP H01146286 U JPH01146286 U JP H01146286U JP 4031588 U JP4031588 U JP 4031588U JP 4031588 U JP4031588 U JP 4031588U JP H01146286 U JPH01146286 U JP H01146286U
- Authority
- JP
- Japan
- Prior art keywords
- glass
- refractive index
- utility
- back surface
- scope
- 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 4
- 239000000126 substance Substances 0.000 claims 1
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
Landscapes
- Optical Elements Other Than Lenses (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4031588U JPH01146286U (cs) | 1988-03-29 | 1988-03-29 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4031588U JPH01146286U (cs) | 1988-03-29 | 1988-03-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01146286U true JPH01146286U (cs) | 1989-10-09 |
Family
ID=31266786
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4031588U Pending JPH01146286U (cs) | 1988-03-29 | 1988-03-29 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01146286U (cs) |
-
1988
- 1988-03-29 JP JP4031588U patent/JPH01146286U/ja active Pending