FR2665259B1 - Procede et appareil de determination de la qualite de pieces optiques. - Google Patents

Procede et appareil de determination de la qualite de pieces optiques.

Info

Publication number
FR2665259B1
FR2665259B1 FR9009603A FR9009603A FR2665259B1 FR 2665259 B1 FR2665259 B1 FR 2665259B1 FR 9009603 A FR9009603 A FR 9009603A FR 9009603 A FR9009603 A FR 9009603A FR 2665259 B1 FR2665259 B1 FR 2665259B1
Authority
FR
France
Prior art keywords
quality
determining
optical parts
optical
parts
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
FR9009603A
Other languages
English (en)
Other versions
FR2665259A1 (fr
Inventor
Hautcolas Jean-Luc
Munier Michel
Huard Aline
Marioge Jean-Paul
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.)
Giat Industries SA
Original Assignee
Giat Industries SA
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 Giat Industries SA filed Critical Giat Industries SA
Priority to FR9009603A priority Critical patent/FR2665259B1/fr
Publication of FR2665259A1 publication Critical patent/FR2665259A1/fr
Application granted granted Critical
Publication of FR2665259B1 publication Critical patent/FR2665259B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8803—Visual inspection
    • 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
    • G02B27/50—Optics for phase object visualisation
    • G02B27/54—Schlieren-optical systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N2021/9511—Optical elements other than lenses, e.g. mirrors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
FR9009603A 1990-07-27 1990-07-27 Procede et appareil de determination de la qualite de pieces optiques. Expired - Fee Related FR2665259B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9009603A FR2665259B1 (fr) 1990-07-27 1990-07-27 Procede et appareil de determination de la qualite de pieces optiques.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9009603A FR2665259B1 (fr) 1990-07-27 1990-07-27 Procede et appareil de determination de la qualite de pieces optiques.

Publications (2)

Publication Number Publication Date
FR2665259A1 FR2665259A1 (fr) 1992-01-31
FR2665259B1 true FR2665259B1 (fr) 1992-10-16

Family

ID=9399158

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9009603A Expired - Fee Related FR2665259B1 (fr) 1990-07-27 1990-07-27 Procede et appareil de determination de la qualite de pieces optiques.

Country Status (1)

Country Link
FR (1) FR2665259B1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3468610A (en) * 1966-05-10 1969-09-23 Muffoletto Carl V Schlieren and strain birefringence system
JPS5767844A (en) * 1980-10-15 1982-04-24 Nippon Kogaku Kk <Nikon> Surface inspecting device
JPS59119246A (ja) * 1982-12-24 1984-07-10 Matsushita Electric Works Ltd 被検査物照明装置
JPS61191946A (ja) * 1985-02-20 1986-08-26 Matsushita Electric Ind Co Ltd 光学的欠陥検査装置
DE3620129A1 (de) * 1986-06-14 1987-12-17 Zeiss Carl Fa Vorrichtung zum pruefen von bauteilen aus transparentem material auf oberflaechenfehler und einschluesse

Also Published As

Publication number Publication date
FR2665259A1 (fr) 1992-01-31

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Legal Events

Date Code Title Description
ST Notification of lapse