DE69212282D1 - Verfahren zur Herstellung eines optischen Elements - Google Patents

Verfahren zur Herstellung eines optischen Elements

Info

Publication number
DE69212282D1
DE69212282D1 DE69212282T DE69212282T DE69212282D1 DE 69212282 D1 DE69212282 D1 DE 69212282D1 DE 69212282 T DE69212282 T DE 69212282T DE 69212282 T DE69212282 T DE 69212282T DE 69212282 D1 DE69212282 D1 DE 69212282D1
Authority
DE
Germany
Prior art keywords
manufacturing
optical element
optical
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 - Fee Related
Application number
DE69212282T
Other languages
English (en)
Other versions
DE69212282T2 (de
Inventor
Hisashi Masuda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69212282D1 publication Critical patent/DE69212282D1/de
Publication of DE69212282T2 publication Critical patent/DE69212282T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/106—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity
    • H01S3/108—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity using non-linear optical devices, e.g. exhibiting Brillouin or Raman scattering
    • H01S3/109—Frequency multiplication, e.g. harmonic generation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • 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
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Lasers (AREA)
DE69212282T 1991-11-22 1992-11-20 Verfahren zur Herstellung eines optischen Elements Expired - Fee Related DE69212282T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP33415491A JP3353837B2 (ja) 1991-11-22 1991-11-22 光学部品の製造方法およびウエハー

Publications (2)

Publication Number Publication Date
DE69212282D1 true DE69212282D1 (de) 1996-08-22
DE69212282T2 DE69212282T2 (de) 1997-02-20

Family

ID=18274142

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69212282T Expired - Fee Related DE69212282T2 (de) 1991-11-22 1992-11-20 Verfahren zur Herstellung eines optischen Elements

Country Status (4)

Country Link
US (1) US5298718A (de)
EP (1) EP0543420B1 (de)
JP (1) JP3353837B2 (de)
DE (1) DE69212282T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6518540B1 (en) 1998-06-16 2003-02-11 Data Storage Institute Method and apparatus for providing ablation-free laser marking on hard disk media
US20190151993A1 (en) * 2017-11-22 2019-05-23 Asm Technology Singapore Pte Ltd Laser-cutting using selective polarization

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1046898B (de) * 1958-03-22 1958-12-18 Leitz Ernst Gmbh Geraet zur Dickenbestimmung von Duennschnitten
US3720471A (en) * 1970-02-25 1973-03-13 Jeol Ltd Method for measuring plate thickness
US4933947A (en) * 1988-02-18 1990-06-12 Amoco Corporation Frequency conversion of optical radiation
JP3082865B2 (ja) * 1991-04-09 2000-08-28 ソニー株式会社 レーザ光発生装置

Also Published As

Publication number Publication date
EP0543420B1 (de) 1996-07-17
DE69212282T2 (de) 1997-02-20
JP3353837B2 (ja) 2002-12-03
US5298718A (en) 1994-03-29
JPH05142610A (ja) 1993-06-11
EP0543420A1 (de) 1993-05-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee