JPS528838A - Light attenuator - Google Patents
Light attenuatorInfo
- Publication number
- JPS528838A JPS528838A JP8400375A JP8400375A JPS528838A JP S528838 A JPS528838 A JP S528838A JP 8400375 A JP8400375 A JP 8400375A JP 8400375 A JP8400375 A JP 8400375A JP S528838 A JPS528838 A JP S528838A
- Authority
- JP
- Japan
- Prior art keywords
- light attenuator
- light
- attenuator
- high precision
- attenuate light
- 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
Landscapes
- Mechanical Light Control Or Optical Switches (AREA)
Abstract
PURPOSE: To attenuate light with high precision by using a mechanical variable iris and diffraction lattice.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8400375A JPS528838A (en) | 1975-07-10 | 1975-07-10 | Light attenuator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8400375A JPS528838A (en) | 1975-07-10 | 1975-07-10 | Light attenuator |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS528838A true JPS528838A (en) | 1977-01-24 |
Family
ID=13818378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8400375A Pending JPS528838A (en) | 1975-07-10 | 1975-07-10 | Light attenuator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS528838A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58163912A (en) * | 1982-03-25 | 1983-09-28 | Amada Co Ltd | Method and apparatus for modulating laser beam |
JPS58147315U (en) * | 1982-03-30 | 1983-10-04 | ミツミ電機株式会社 | Width increase circuit |
JPS6431490A (en) * | 1987-07-28 | 1989-02-01 | Okuma Machinery Works Ltd | Laser output controller |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3620599A (en) * | 1969-06-30 | 1971-11-16 | Bell Telephone Labor Inc | Nonpolarizing wire-grid diffraction-type optical attenuator |
-
1975
- 1975-07-10 JP JP8400375A patent/JPS528838A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3620599A (en) * | 1969-06-30 | 1971-11-16 | Bell Telephone Labor Inc | Nonpolarizing wire-grid diffraction-type optical attenuator |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58163912A (en) * | 1982-03-25 | 1983-09-28 | Amada Co Ltd | Method and apparatus for modulating laser beam |
JPS6318168B2 (en) * | 1982-03-25 | 1988-04-18 | Amada Co Ltd | |
JPS58147315U (en) * | 1982-03-30 | 1983-10-04 | ミツミ電機株式会社 | Width increase circuit |
JPS6431490A (en) * | 1987-07-28 | 1989-02-01 | Okuma Machinery Works Ltd | Laser output controller |
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