JP3221338U - エフシータレンズ - Google Patents
エフシータレンズ Download PDFInfo
- Publication number
- JP3221338U JP3221338U JP2019000030U JP2019000030U JP3221338U JP 3221338 U JP3221338 U JP 3221338U JP 2019000030 U JP2019000030 U JP 2019000030U JP 2019000030 U JP2019000030 U JP 2019000030U JP 3221338 U JP3221338 U JP 3221338U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- focal length
- theta
- theta lens
- single lens
- 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.)
- Active
Links
- 210000001747 pupil Anatomy 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 7
- 239000011521 glass Substances 0.000 description 9
- 230000001681 protective effect Effects 0.000 description 9
- 230000003287 optical effect Effects 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000012886 linear function Methods 0.000 description 1
- 238000012634 optical imaging Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/0005—Optical objectives specially designed for the purposes specified below having F-Theta characteristic
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE202018100128 | 2018-01-11 | ||
| DE202018100128.0U DE202018100128U1 (de) | 2018-01-11 | 2018-01-11 | F-Theta-Objektiv |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP3221338U true JP3221338U (ja) | 2019-05-23 |
Family
ID=61197558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019000030U Active JP3221338U (ja) | 2018-01-11 | 2019-01-08 | エフシータレンズ |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP3221338U (ko) |
| KR (1) | KR200496447Y1 (ko) |
| CN (1) | CN209560184U (ko) |
| DE (1) | DE202018100128U1 (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102020202549B4 (de) * | 2020-02-28 | 2022-05-05 | Trumpf Laser Gmbh | Optische Anordnung mit einem F-Theta-Objektiv |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6321619A (ja) * | 1986-07-15 | 1988-01-29 | Minolta Camera Co Ltd | 面倒れ補正走査光学系 |
| JP2566405B2 (ja) * | 1987-04-03 | 1996-12-25 | 旭光学工業株式会社 | ｆ・θレンズ |
| JPS63267910A (ja) * | 1987-04-27 | 1988-11-04 | Dainippon Screen Mfg Co Ltd | 光ビ−ム走査用レンズ |
| JP2717035B2 (ja) * | 1991-07-15 | 1998-02-18 | 大日本スクリーン製造株式会社 | マルチビーム走査記録装置 |
| WO2014067085A1 (zh) * | 2012-10-31 | 2014-05-08 | 深圳市大族激光科技股份有限公司 | 一种超紫外激光打标Fθ镜头及激光加工设备 |
-
2018
- 2018-01-11 DE DE202018100128.0U patent/DE202018100128U1/de active Active
-
2019
- 2019-01-08 JP JP2019000030U patent/JP3221338U/ja active Active
- 2019-01-09 CN CN201920036800.7U patent/CN209560184U/zh active Active
- 2019-01-11 KR KR2020190000160U patent/KR200496447Y1/ko active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| KR200496447Y1 (ko) | 2023-02-06 |
| DE202018100128U1 (de) | 2018-01-31 |
| CN209560184U (zh) | 2019-10-29 |
| KR20190001846U (ko) | 2019-07-19 |
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