JPS53100841A - Beam shaping optical system - Google Patents
Beam shaping optical systemInfo
- Publication number
- JPS53100841A JPS53100841A JP1534177A JP1534177A JPS53100841A JP S53100841 A JPS53100841 A JP S53100841A JP 1534177 A JP1534177 A JP 1534177A JP 1534177 A JP1534177 A JP 1534177A JP S53100841 A JPS53100841 A JP S53100841A
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- beam shaping
- shaping optical
- longitudinal
- transverse directions
- 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
Abstract
PURPOSE: To treat the beam from the emanating surface of a semiconductor laser, which has different original point of dispersion in the longitudinal and transverse directions, into a parallel or round spot by using an optical system which has different focal lengthes for the longitudinal and transverse directions.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1534177A JPS53100841A (en) | 1977-02-15 | 1977-02-15 | Beam shaping optical system |
US05/913,225 US4203652A (en) | 1977-02-15 | 1978-06-06 | Beam shaping optical system |
US06/116,395 US4318594A (en) | 1977-02-15 | 1980-01-29 | Beam shaping optical system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1534177A JPS53100841A (en) | 1977-02-15 | 1977-02-15 | Beam shaping optical system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53100841A true JPS53100841A (en) | 1978-09-02 |
Family
ID=11886078
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1534177A Pending JPS53100841A (en) | 1977-02-15 | 1977-02-15 | Beam shaping optical system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53100841A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5443692A (en) * | 1977-09-13 | 1979-04-06 | Matsushita Electric Ind Co Ltd | Semiconductor laser condensing optical device |
FR2459513A1 (en) * | 1979-06-15 | 1981-01-09 | Hitachi Ltd | OPTICAL INFORMATION PROCESSING UNIT |
JPS5866912A (en) * | 1981-10-16 | 1983-04-21 | Olympus Optical Co Ltd | Optical device |
JP2012173676A (en) * | 2011-02-24 | 2012-09-10 | Seiko Epson Corp | Light source device and projector |
JP2013251222A (en) * | 2012-06-04 | 2013-12-12 | Sony Corp | Lighting device, projection type display device, and direct view type display device |
JP2021531509A (en) * | 2018-07-23 | 2021-11-18 | フィスバ・アクチェンゲゼルシャフトFisba Ag | A device for collimating a ray field |
-
1977
- 1977-02-15 JP JP1534177A patent/JPS53100841A/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5443692A (en) * | 1977-09-13 | 1979-04-06 | Matsushita Electric Ind Co Ltd | Semiconductor laser condensing optical device |
FR2459513A1 (en) * | 1979-06-15 | 1981-01-09 | Hitachi Ltd | OPTICAL INFORMATION PROCESSING UNIT |
JPS5866912A (en) * | 1981-10-16 | 1983-04-21 | Olympus Optical Co Ltd | Optical device |
JP2012173676A (en) * | 2011-02-24 | 2012-09-10 | Seiko Epson Corp | Light source device and projector |
JP2013251222A (en) * | 2012-06-04 | 2013-12-12 | Sony Corp | Lighting device, projection type display device, and direct view type display device |
JP2021531509A (en) * | 2018-07-23 | 2021-11-18 | フィスバ・アクチェンゲゼルシャフトFisba Ag | A device for collimating a ray field |
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