JPH01169204U - - Google Patents
Info
- Publication number
- JPH01169204U JPH01169204U JP6651988U JP6651988U JPH01169204U JP H01169204 U JPH01169204 U JP H01169204U JP 6651988 U JP6651988 U JP 6651988U JP 6651988 U JP6651988 U JP 6651988U JP H01169204 U JPH01169204 U JP H01169204U
- Authority
- JP
- Japan
- Prior art keywords
- optical waveguide
- crystal substrate
- protection material
- surface protection
- thermal expansion
- 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 5
- 239000000758 substrate Substances 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 3
- 239000011241 protective layer Substances 0.000 description 2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6651988U JPH01169204U (en]) | 1988-05-20 | 1988-05-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6651988U JPH01169204U (en]) | 1988-05-20 | 1988-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01169204U true JPH01169204U (en]) | 1989-11-29 |
Family
ID=31291923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6651988U Pending JPH01169204U (en]) | 1988-05-20 | 1988-05-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01169204U (en]) |
-
1988
- 1988-05-20 JP JP6651988U patent/JPH01169204U/ja active Pending