FR2356925A1 - Frontofocometre a projection pour mesurer notamment la puissance focale d'une lentille a tester - Google Patents

Frontofocometre a projection pour mesurer notamment la puissance focale d'une lentille a tester

Info

Publication number
FR2356925A1
FR2356925A1 FR7619559A FR7619559A FR2356925A1 FR 2356925 A1 FR2356925 A1 FR 2356925A1 FR 7619559 A FR7619559 A FR 7619559A FR 7619559 A FR7619559 A FR 7619559A FR 2356925 A1 FR2356925 A1 FR 2356925A1
Authority
FR
France
Prior art keywords
frontofocometer
projection
lens
tested
measure
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
FR7619559A
Other languages
English (en)
French (fr)
Other versions
FR2356925B1 (it
Inventor
Pierre Charles Paget
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.)
EssilorLuxottica SA
Original Assignee
Essilor International Compagnie Generale dOptique 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 Essilor International Compagnie Generale dOptique SA filed Critical Essilor International Compagnie Generale dOptique SA
Priority to FR7619559A priority Critical patent/FR2356925A1/fr
Priority to DE19762649159 priority patent/DE2649159C3/de
Priority to GB2299677A priority patent/GB1527478A/en
Priority to IT6837677A priority patent/IT1083513B/it
Priority to JP7643377A priority patent/JPS6052373B2/ja
Publication of FR2356925A1 publication Critical patent/FR2356925A1/fr
Application granted granted Critical
Publication of FR2356925B1 publication Critical patent/FR2356925B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/02—Testing optical properties
    • G01M11/0228—Testing optical properties by measuring refractive power

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
FR7619559A 1976-06-28 1976-06-28 Frontofocometre a projection pour mesurer notamment la puissance focale d'une lentille a tester Granted FR2356925A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7619559A FR2356925A1 (fr) 1976-06-28 1976-06-28 Frontofocometre a projection pour mesurer notamment la puissance focale d'une lentille a tester
DE19762649159 DE2649159C3 (de) 1976-06-28 1976-10-28 Projektions-Scheitelbrechwertmesser
GB2299677A GB1527478A (en) 1976-06-28 1977-05-31 Projection type focometers
IT6837677A IT1083513B (it) 1976-06-28 1977-06-14 Frontofocometro a proiezione
JP7643377A JPS6052373B2 (ja) 1976-06-28 1977-06-27 レンズの頂点屈折力を測定するための投射型フオコ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7619559A FR2356925A1 (fr) 1976-06-28 1976-06-28 Frontofocometre a projection pour mesurer notamment la puissance focale d'une lentille a tester

Publications (2)

Publication Number Publication Date
FR2356925A1 true FR2356925A1 (fr) 1978-01-27
FR2356925B1 FR2356925B1 (it) 1979-04-06

Family

ID=9174915

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7619559A Granted FR2356925A1 (fr) 1976-06-28 1976-06-28 Frontofocometre a projection pour mesurer notamment la puissance focale d'une lentille a tester

Country Status (5)

Country Link
JP (1) JPS6052373B2 (it)
DE (1) DE2649159C3 (it)
FR (1) FR2356925A1 (it)
GB (1) GB1527478A (it)
IT (1) IT1083513B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994021087A1 (en) * 1993-03-01 1994-09-15 Hughes Training, Inc. A method and apparatus for aligning visual images with visual display devices

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS582880Y2 (ja) * 1978-01-16 1983-01-18 株式会社 宮城建窓 網戸用目隠し
JPS5687836A (en) * 1979-12-19 1981-07-16 Tokyo Optical Co Ltd Projection type lens meter
PL2214868T3 (pl) 2007-11-30 2011-09-30 Essilor Int Sposób kontrolowania procesu wytwarzania soczewek

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994021087A1 (en) * 1993-03-01 1994-09-15 Hughes Training, Inc. A method and apparatus for aligning visual images with visual display devices
US5424839A (en) * 1993-03-01 1995-06-13 Hughes Training, Inc. Method and apparatus for aligning visual images with visual display devices

Also Published As

Publication number Publication date
DE2649159B2 (de) 1978-08-10
JPS6052373B2 (ja) 1985-11-19
GB1527478A (en) 1978-10-04
IT1083513B (it) 1985-05-21
FR2356925B1 (it) 1979-04-06
JPS533256A (en) 1978-01-12
DE2649159C3 (de) 1979-04-12
DE2649159A1 (de) 1977-12-29

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Legal Events

Date Code Title Description
ST Notification of lapse