IT1083513B - Frontofocometro a proiezione - Google Patents

Frontofocometro a proiezione

Info

Publication number
IT1083513B
IT1083513B IT6837677A IT6837677A IT1083513B IT 1083513 B IT1083513 B IT 1083513B IT 6837677 A IT6837677 A IT 6837677A IT 6837677 A IT6837677 A IT 6837677A IT 1083513 B IT1083513 B IT 1083513B
Authority
IT
Italy
Prior art keywords
phocometer
projection front
projection
front phocometer
Prior art date
Application number
IT6837677A
Other languages
English (en)
Original Assignee
Essilor Int
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 Int filed Critical Essilor Int
Application granted granted Critical
Publication of IT1083513B publication Critical patent/IT1083513B/it

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)
IT6837677A 1976-06-28 1977-06-14 Frontofocometro a proiezione IT1083513B (it)

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 (1)

Publication Number Publication Date
IT1083513B true IT1083513B (it) 1985-05-21

Family

ID=9174915

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6837677A IT1083513B (it) 1976-06-28 1977-06-14 Frontofocometro a proiezione

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)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6212269Y2 (it) 1977-12-26 1987-03-28
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
US5424839A (en) * 1993-03-01 1995-06-13 Hughes Training, Inc. Method and apparatus for aligning visual images with visual display devices
EP2214868B1 (en) 2007-11-30 2011-03-23 Essilor International (Compagnie Générale D'Optique) Process for controlling a lens manufacturing process

Also Published As

Publication number Publication date
FR2356925B1 (it) 1979-04-06
JPS533256A (en) 1978-01-12
JPS6052373B2 (ja) 1985-11-19
FR2356925A1 (fr) 1978-01-27
GB1527478A (en) 1978-10-04
DE2649159B2 (de) 1978-08-10
DE2649159C3 (de) 1979-04-12
DE2649159A1 (de) 1977-12-29

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