JPH036881Y2 - - Google Patents
Info
- Publication number
- JPH036881Y2 JPH036881Y2 JP17573285U JP17573285U JPH036881Y2 JP H036881 Y2 JPH036881 Y2 JP H036881Y2 JP 17573285 U JP17573285 U JP 17573285U JP 17573285 U JP17573285 U JP 17573285U JP H036881 Y2 JPH036881 Y2 JP H036881Y2
- Authority
- JP
- Japan
- Prior art keywords
- mirror
- plate
- surface plate
- thickness
- mirror surface
- 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.)
- Expired
Links
- 238000003754 machining Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 5
- 230000008602 contraction Effects 0.000 description 9
- 238000005452 bending Methods 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Aerials With Secondary Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17573285U JPH036881Y2 (it) | 1985-11-15 | 1985-11-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17573285U JPH036881Y2 (it) | 1985-11-15 | 1985-11-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6284001U JPS6284001U (it) | 1987-05-28 |
| JPH036881Y2 true JPH036881Y2 (it) | 1991-02-21 |
Family
ID=31115322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17573285U Expired JPH036881Y2 (it) | 1985-11-15 | 1985-11-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH036881Y2 (it) |
-
1985
- 1985-11-15 JP JP17573285U patent/JPH036881Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6284001U (it) | 1987-05-28 |
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