JPH0536767B2 - - Google Patents
Info
- Publication number
- JPH0536767B2 JPH0536767B2 JP58251812A JP25181283A JPH0536767B2 JP H0536767 B2 JPH0536767 B2 JP H0536767B2 JP 58251812 A JP58251812 A JP 58251812A JP 25181283 A JP25181283 A JP 25181283A JP H0536767 B2 JPH0536767 B2 JP H0536767B2
- Authority
- JP
- Japan
- Prior art keywords
- semiconductor laser
- astigmatism
- plane
- light beam
- parallel
- 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
- 239000004065 semiconductor Substances 0.000 claims description 88
- 230000003287 optical effect Effects 0.000 claims description 69
- 201000009310 astigmatism Diseases 0.000 claims description 59
- 206010010071 Coma Diseases 0.000 claims description 12
- 239000011521 glass Substances 0.000 description 13
- 230000004075 alteration Effects 0.000 description 9
- 230000004907 flux Effects 0.000 description 6
- 230000010355 oscillation Effects 0.000 description 6
- 206010073261 Ovarian theca cell tumour Diseases 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 208000001644 thecoma Diseases 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
- G02B19/0009—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only
- G02B19/0014—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only at least one surface having optical power
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
- G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
- G02B19/0052—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a laser diode
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/095—Refractive optical elements
- G02B27/0955—Lenses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Head (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58251812A JPS59146013A (ja) | 1983-12-23 | 1983-12-23 | 光学装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58251812A JPS59146013A (ja) | 1983-12-23 | 1983-12-23 | 光学装置 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57025522A Division JPS58143443A (ja) | 1982-02-19 | 1982-02-19 | 半導体レ−ザを用いた光学装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59146013A JPS59146013A (ja) | 1984-08-21 |
JPH0536767B2 true JPH0536767B2 (sk) | 1993-05-31 |
Family
ID=17228284
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58251812A Granted JPS59146013A (ja) | 1983-12-23 | 1983-12-23 | 光学装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59146013A (sk) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6251046A (ja) * | 1985-08-29 | 1987-03-05 | Nec Home Electronics Ltd | 光記録再生装置用光ヘツド |
JPH0792926B2 (ja) * | 1986-06-25 | 1995-10-09 | 日本電気株式会社 | 光ピツクアツプ装置 |
JPH0766559B2 (ja) * | 1986-07-01 | 1995-07-19 | 日本電気株式会社 | 光ピツクアツプ装置 |
EP0578499B1 (en) * | 1992-07-10 | 1999-12-01 | Fujitsu Limited | Laser diode module |
JPH0661583A (ja) * | 1992-08-11 | 1994-03-04 | Sony Corp | 半導体レーザ |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5645815B2 (sk) * | 1975-07-02 | 1981-10-29 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5645815U (sk) * | 1979-09-14 | 1981-04-24 |
-
1983
- 1983-12-23 JP JP58251812A patent/JPS59146013A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5645815B2 (sk) * | 1975-07-02 | 1981-10-29 |
Also Published As
Publication number | Publication date |
---|---|
JPS59146013A (ja) | 1984-08-21 |
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