FR2372424A1 - - Google Patents

Info

Publication number
FR2372424A1
FR2372424A1 FR7735890A FR7735890A FR2372424A1 FR 2372424 A1 FR2372424 A1 FR 2372424A1 FR 7735890 A FR7735890 A FR 7735890A FR 7735890 A FR7735890 A FR 7735890A FR 2372424 A1 FR2372424 A1 FR 2372424A1
Authority
FR
France
Prior art keywords
circuit
scale
spectacles
glasses
circular
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
FR7735890A
Other languages
English (en)
French (fr)
Other versions
FR2372424B1 (OSRAM
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.)
Hoya Lens Corp
Original Assignee
Hoya Lens 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 Hoya Lens Corp filed Critical Hoya Lens Corp
Publication of FR2372424A1 publication Critical patent/FR2372424A1/fr
Application granted granted Critical
Publication of FR2372424B1 publication Critical patent/FR2372424B1/fr
Expired 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
    • G01M11/0235—Testing optical properties by measuring refractive power by measuring multiple properties of lenses, automatic lens meters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
FR7735890A 1976-11-30 1977-11-29 Expired FR2372424B1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14453376A JPS5369058A (en) 1976-11-30 1976-11-30 Lens meter

Publications (2)

Publication Number Publication Date
FR2372424A1 true FR2372424A1 (OSRAM) 1978-06-23
FR2372424B1 FR2372424B1 (OSRAM) 1980-10-17

Family

ID=15364519

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7735890A Expired FR2372424B1 (OSRAM) 1976-11-30 1977-11-29

Country Status (9)

Country Link
US (1) US4203666A (OSRAM)
JP (1) JPS5369058A (OSRAM)
AU (1) AU508154B2 (OSRAM)
CA (1) CA1078171A (OSRAM)
DE (1) DE2752696C3 (OSRAM)
FR (1) FR2372424B1 (OSRAM)
GB (1) GB1586679A (OSRAM)
IT (1) IT1088513B (OSRAM)
NL (1) NL174761C (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2501372A1 (fr) * 1981-03-05 1982-09-10 Tokyo Optical Focometre

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5687836A (en) * 1979-12-19 1981-07-16 Tokyo Optical Co Ltd Projection type lens meter
USD266995S (en) 1980-03-14 1982-11-23 Tokyo Kogaku Kikai Kabushiki Lens meter
USD270564S (en) 1980-04-30 1983-09-13 Asahi Kogaku Kogyo Kabushiki Kaisha Lens meter
US4741617A (en) * 1986-11-10 1988-05-03 Hughes Aircraft Company Method and apparatus for measuring, magnification power of a magnifying aid
US4767215A (en) * 1986-06-09 1988-08-30 Ateoq Corporation Lens characterization apparatus and method
USD369112S (en) 1994-12-09 1996-04-23 Leica Inc. Lensmeter
FR2984565A1 (fr) * 2011-12-19 2013-06-21 Thomson Licensing Procede et dispositif d'estimation de la puissance optique des lentilles de verres correcteurs d'une paire de lunettes portee par un spectateur.
US20130321773A1 (en) * 2012-06-05 2013-12-05 Cheng-Chung Lee Optometric Automatic Test Device and Method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1005749A (fr) * 1947-09-17 1952-04-15 Desgranges & Huot Perfectionnements apportés aux dispositifs pour mesurer la puissance de lentilles et de systèmes optiques
US3360660A (en) * 1965-04-07 1967-12-26 Gen Motors Corp Position and rate readout system with dual phase-displaced gratings
GB1147452A (en) * 1965-03-30 1969-04-02 Hanwell Optical Company Ltd Improvements in or relating to focimeters

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3136839A (en) * 1958-09-16 1964-06-09 Safir Aran Apparatus for objectively testing an optical system
US3378677A (en) * 1965-10-04 1968-04-16 Ibm Serial divider
US3723748A (en) * 1971-06-23 1973-03-27 Ibm Digital tachometer with symmetrical output
US3749925A (en) * 1971-12-01 1973-07-31 Iomec Opto-electronic transducer for position initialization of a linear motion mechanism
US3832066A (en) * 1972-10-27 1974-08-27 Acuity Syst Inc Apparatus and method for analyzing sphero-cylindrical optical systems
JPS5242389B2 (OSRAM) * 1973-03-22 1977-10-24
US3953130A (en) * 1974-06-12 1976-04-27 Kabushiki Kaisha Hoya Lens Automatic digital indicating lens meter
US4123163A (en) * 1976-11-12 1978-10-31 American Optical Corporation Lens power display in prescription form

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1005749A (fr) * 1947-09-17 1952-04-15 Desgranges & Huot Perfectionnements apportés aux dispositifs pour mesurer la puissance de lentilles et de systèmes optiques
GB1147452A (en) * 1965-03-30 1969-04-02 Hanwell Optical Company Ltd Improvements in or relating to focimeters
US3360660A (en) * 1965-04-07 1967-12-26 Gen Motors Corp Position and rate readout system with dual phase-displaced gratings

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2501372A1 (fr) * 1981-03-05 1982-09-10 Tokyo Optical Focometre

Also Published As

Publication number Publication date
AU3067177A (en) 1979-05-24
DE2752696C3 (de) 1981-04-23
IT1088513B (it) 1985-06-10
US4203666A (en) 1980-05-20
NL7713144A (nl) 1978-06-01
NL174761B (nl) 1984-03-01
NL174761C (nl) 1984-08-01
JPS5369058A (en) 1978-06-20
CA1078171A (en) 1980-05-27
GB1586679A (en) 1981-03-25
FR2372424B1 (OSRAM) 1980-10-17
DE2752696A1 (de) 1978-06-01
AU508154B2 (en) 1980-03-13
DE2752696B2 (de) 1980-06-19
JPS5527294B2 (OSRAM) 1980-07-19

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Legal Events

Date Code Title Description
ST Notification of lapse
TP Transmission of property