JPS62169303U - - Google Patents
Info
- Publication number
- JPS62169303U JPS62169303U JP5603886U JP5603886U JPS62169303U JP S62169303 U JPS62169303 U JP S62169303U JP 5603886 U JP5603886 U JP 5603886U JP 5603886 U JP5603886 U JP 5603886U JP S62169303 U JPS62169303 U JP S62169303U
- Authority
- JP
- Japan
- Prior art keywords
- metal vapor
- vapor deposited
- transmitting member
- light
- utility
- 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.)
- Granted
Links
- 239000002184 metal Substances 0.000 claims description 4
- 238000009792 diffusion process Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Physical Vapour Deposition (AREA)
Description
第１図は、本考案の拡散面と金属蒸着面を有す
る光減衰板を示す側面図、第２図は、同光減衰板
の拡大図、第３図は、同光減衰板の入射角度‐減
衰量特性図、第４図は、従来の光減衰板を示す図
、第５図は、従来の光減衰板の入射角度‐減衰量
特性図である。 １……透過部材、２……金属蒸着面、３……拡
散面。
る光減衰板を示す側面図、第２図は、同光減衰板
の拡大図、第３図は、同光減衰板の入射角度‐減
衰量特性図、第４図は、従来の光減衰板を示す図
、第５図は、従来の光減衰板の入射角度‐減衰量
特性図である。 １……透過部材、２……金属蒸着面、３……拡
散面。
Claims (1)
- 【実用新案登録請求の範囲】 平板状に形成され、光の入射面に拡散面３を有
する透過部材１と； 該透過部材１の光の出射面に設けられた金属蒸
着膜２とにより構成されることを特徴とする拡散
面と金属蒸着面を有する光減衰板。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986056038U JPH059681Y2 (ja) | 1986-04-16 | 1986-04-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986056038U JPH059681Y2 (ja) | 1986-04-16 | 1986-04-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62169303U true JPS62169303U (ja) | 1987-10-27 |
| JPH059681Y2 JPH059681Y2 (ja) | 1993-03-10 |
Family
ID=30884494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986056038U Expired - Lifetime JPH059681Y2 (ja) | 1986-04-16 | 1986-04-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH059681Y2 (ja) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5430061A (en) * | 1977-08-10 | 1979-03-06 | Hitachi Ltd | Illuminating device |
| JPS5494055A (en) * | 1978-01-06 | 1979-07-25 | Mitsubishi Electric Corp | Optical attenuator |
-
1986
- 1986-04-16 JP JP1986056038U patent/JPH059681Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5430061A (en) * | 1977-08-10 | 1979-03-06 | Hitachi Ltd | Illuminating device |
| JPS5494055A (en) * | 1978-01-06 | 1979-07-25 | Mitsubishi Electric Corp | Optical attenuator |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH059681Y2 (ja) | 1993-03-10 |