FR2349846A1 - Dispositif d'autocollimation perfectionne - Google Patents

Dispositif d'autocollimation perfectionne

Info

Publication number
FR2349846A1
FR2349846A1 FR7717530A FR7717530A FR2349846A1 FR 2349846 A1 FR2349846 A1 FR 2349846A1 FR 7717530 A FR7717530 A FR 7717530A FR 7717530 A FR7717530 A FR 7717530A FR 2349846 A1 FR2349846 A1 FR 2349846A1
Authority
FR
France
Prior art keywords
condenser
objective
strip
light source
auto
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.)
Granted
Application number
FR7717530A
Other languages
English (en)
French (fr)
Other versions
FR2349846B1 (it
Inventor
Francois Desvignes
Jean Denis
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.)
SODERN SA
Original Assignee
SODERN 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 SODERN SA filed Critical SODERN SA
Priority to FR7717530A priority Critical patent/FR2349846A1/fr
Publication of FR2349846A1 publication Critical patent/FR2349846A1/fr
Application granted granted Critical
Publication of FR2349846B1 publication Critical patent/FR2349846B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
    • 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
    • G02B27/30—Collimators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
FR7717530A 1977-06-08 1977-06-08 Dispositif d'autocollimation perfectionne Granted FR2349846A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7717530A FR2349846A1 (fr) 1977-06-08 1977-06-08 Dispositif d'autocollimation perfectionne

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7717530A FR2349846A1 (fr) 1977-06-08 1977-06-08 Dispositif d'autocollimation perfectionne

Publications (2)

Publication Number Publication Date
FR2349846A1 true FR2349846A1 (fr) 1977-11-25
FR2349846B1 FR2349846B1 (it) 1982-01-15

Family

ID=9191832

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7717530A Granted FR2349846A1 (fr) 1977-06-08 1977-06-08 Dispositif d'autocollimation perfectionne

Country Status (1)

Country Link
FR (1) FR2349846A1 (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001096933A1 (en) * 2000-06-14 2001-12-20 Digilens, Inc Alignment of holographic diffraction elements

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001096933A1 (en) * 2000-06-14 2001-12-20 Digilens, Inc Alignment of holographic diffraction elements

Also Published As

Publication number Publication date
FR2349846B1 (it) 1982-01-15

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Legal Events

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CL Concession to grant licenses
ST Notification of lapse