NL7408671A - Lensmeettoestel met automatische digitale aanwijzing. - Google Patents

Lensmeettoestel met automatische digitale aanwijzing.

Info

Publication number
NL7408671A
NL7408671A NL7408671A NL7408671A NL7408671A NL 7408671 A NL7408671 A NL 7408671A NL 7408671 A NL7408671 A NL 7408671A NL 7408671 A NL7408671 A NL 7408671A NL 7408671 A NL7408671 A NL 7408671A
Authority
NL
Netherlands
Prior art keywords
digital display
lens meter
automatic digital
automatic
meter
Prior art date
Application number
NL7408671A
Other languages
English (en)
Other versions
NL159516B (nl
Original Assignee
Hoya Lens Co Ltd
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 Co Ltd filed Critical Hoya Lens Co Ltd
Publication of NL7408671A publication Critical patent/NL7408671A/nl
Publication of NL159516B publication Critical patent/NL159516B/nl

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)
NL7408671.A 1974-06-12 1974-06-27 Inrichting voor het meten van de sterkte(n) van een lens. NL159516B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/478,883 US3953130A (en) 1974-06-12 1974-06-12 Automatic digital indicating lens meter

Publications (2)

Publication Number Publication Date
NL7408671A true NL7408671A (nl) 1975-12-30
NL159516B NL159516B (nl) 1979-02-15

Family

ID=23901764

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7408671.A NL159516B (nl) 1974-06-12 1974-06-27 Inrichting voor het meten van de sterkte(n) van een lens.

Country Status (6)

Country Link
US (1) US3953130A (nl)
AU (1) AU479770B2 (nl)
DE (1) DE2432502C3 (nl)
FR (1) FR2278072A1 (nl)
GB (1) GB1477178A (nl)
NL (1) NL159516B (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5369058A (en) * 1976-11-30 1978-06-20 Hoya Lens Co Ltd Lens meter
JPS5687836A (en) * 1979-12-19 1981-07-16 Tokyo Optical Co Ltd Projection type lens meter
JPS60263807A (ja) * 1984-06-12 1985-12-27 Dainippon Screen Mfg Co Ltd プリント配線板のパタ−ン欠陥検査装置
FR2682629B1 (fr) * 1991-10-22 1994-02-04 Buchmann Optical Engineering Dispositif pour le centrage des verres ophtalmiques du type a double foyer et multifoyer.
JP3348975B2 (ja) * 1994-04-28 2002-11-20 株式会社ニデック レンズメ−タ
US5642441A (en) * 1995-10-24 1997-06-24 Neopath, Inc. Separation apparatus and method for measuring focal plane

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1608725A (en) * 1922-10-16 1926-11-30 American Optical Corp Lens-testing instrument
US3663098A (en) * 1971-01-11 1972-05-16 Honeywell Inc Automatic focusing for oculometers
US3824005A (en) * 1973-03-28 1974-07-16 Zuritsky J Apparatus for refracting eyes

Also Published As

Publication number Publication date
NL159516B (nl) 1979-02-15
US3953130A (en) 1976-04-27
AU479770B2 (en) 1976-01-08
GB1477178A (en) 1977-06-22
FR2278072A1 (fr) 1976-02-06
DE2432502B2 (de) 1977-07-21
FR2278072B1 (nl) 1976-12-24
DE2432502A1 (de) 1976-01-22
AU7070574A (en) 1976-01-08
DE2432502C3 (de) 1978-03-16

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
V1 Lapsed because of non-payment of the annual fee
NL80 Information provided on patent owner name for an already discontinued patent

Owner name: HOYA LENS