JPH0177615U - - Google Patents
Info
- Publication number
- JPH0177615U JPH0177615U JP1987173366U JP17336687U JPH0177615U JP H0177615 U JPH0177615 U JP H0177615U JP 1987173366 U JP1987173366 U JP 1987173366U JP 17336687 U JP17336687 U JP 17336687U JP H0177615 U JPH0177615 U JP H0177615U
- Authority
- JP
- Japan
- Prior art keywords
- polygon
- metal layer
- layer portion
- peripheral surface
- mirror
- 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
- 239000002184 metal Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000000919 ceramic Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Mechanical Optical Scanning Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987173366U JPH0177615U (es) | 1987-11-13 | 1987-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987173366U JPH0177615U (es) | 1987-11-13 | 1987-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0177615U true JPH0177615U (es) | 1989-05-25 |
Family
ID=31465291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987173366U Pending JPH0177615U (es) | 1987-11-13 | 1987-11-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0177615U (es) |
-
1987
- 1987-11-13 JP JP1987173366U patent/JPH0177615U/ja active Pending