JPH058561Y2 - - Google Patents
Info
- Publication number
- JPH058561Y2 JPH058561Y2 JP13313083U JP13313083U JPH058561Y2 JP H058561 Y2 JPH058561 Y2 JP H058561Y2 JP 13313083 U JP13313083 U JP 13313083U JP 13313083 U JP13313083 U JP 13313083U JP H058561 Y2 JPH058561 Y2 JP H058561Y2
- Authority
- JP
- Japan
- Prior art keywords
- transparent
- shape
- optical filter
- center
- disks
- 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 - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 11
- 238000002834 transmittance Methods 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 description 9
- 238000009826 distribution Methods 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 235000012489 doughnuts Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Landscapes
- Optical Elements Other Than Lenses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13313083U JPS6041904U (ja) | 1983-08-30 | 1983-08-30 | 光学フイルタ− |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13313083U JPS6041904U (ja) | 1983-08-30 | 1983-08-30 | 光学フイルタ− |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6041904U JPS6041904U (ja) | 1985-03-25 |
| JPH058561Y2 true JPH058561Y2 (enExample) | 1993-03-03 |
Family
ID=30300423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13313083U Granted JPS6041904U (ja) | 1983-08-30 | 1983-08-30 | 光学フイルタ− |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6041904U (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2546362Y2 (ja) * | 1992-08-14 | 1997-08-27 | リズム時計工業株式会社 | レンズユニット |
-
1983
- 1983-08-30 JP JP13313083U patent/JPS6041904U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6041904U (ja) | 1985-03-25 |
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