JPS643534A - Instrument for measuring central thickness of lens - Google Patents

Instrument for measuring central thickness of lens

Info

Publication number
JPS643534A
JPS643534A JP16045487A JP16045487A JPS643534A JP S643534 A JPS643534 A JP S643534A JP 16045487 A JP16045487 A JP 16045487A JP 16045487 A JP16045487 A JP 16045487A JP S643534 A JPS643534 A JP S643534A
Authority
JP
Japan
Prior art keywords
lens
central thickness
light
measured
interference fringes
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
JP16045487A
Other languages
English (en)
Other versions
JP2544389B2 (ja
Inventor
Hiroaki Shimozono
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.)
Topcon Corp
Original Assignee
Topcon 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 Topcon Corp filed Critical Topcon Corp
Priority to JP62160454A priority Critical patent/JP2544389B2/ja
Publication of JPS643534A publication Critical patent/JPS643534A/ja
Application granted granted Critical
Publication of JP2544389B2 publication Critical patent/JP2544389B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
JP62160454A 1987-06-26 1987-06-26 レンズ中心厚測定装置 Expired - Lifetime JP2544389B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62160454A JP2544389B2 (ja) 1987-06-26 1987-06-26 レンズ中心厚測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62160454A JP2544389B2 (ja) 1987-06-26 1987-06-26 レンズ中心厚測定装置

Publications (2)

Publication Number Publication Date
JPS643534A true JPS643534A (en) 1989-01-09
JP2544389B2 JP2544389B2 (ja) 1996-10-16

Family

ID=15715284

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62160454A Expired - Lifetime JP2544389B2 (ja) 1987-06-26 1987-06-26 レンズ中心厚測定装置

Country Status (1)

Country Link
JP (1) JP2544389B2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0769689A2 (en) * 1995-10-17 1997-04-23 HE HOLDINGS, INC. dba HUGHES ELECTRONICS A portable device for ensuring that a center thickness of a lens is within a predetermined tolerance
KR100810153B1 (ko) * 2006-10-31 2008-03-06 김복래 지피에스를 이용한 묘지 위치 확인 장치 및 방법
CN112284319A (zh) * 2020-10-29 2021-01-29 中国航空工业集团公司洛阳电光设备研究所 顶点与重心不重合的弯月透镜中心厚测量工装及测量方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5234499A (en) * 1975-07-09 1977-03-16 Baez Rios Guillermo Band saw which is driven by linear motor
JPS62106310A (ja) * 1985-11-02 1987-05-16 Fuji Photo Optical Co Ltd 平行平面板の平行度測定装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5234499A (en) * 1975-07-09 1977-03-16 Baez Rios Guillermo Band saw which is driven by linear motor
JPS62106310A (ja) * 1985-11-02 1987-05-16 Fuji Photo Optical Co Ltd 平行平面板の平行度測定装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0769689A2 (en) * 1995-10-17 1997-04-23 HE HOLDINGS, INC. dba HUGHES ELECTRONICS A portable device for ensuring that a center thickness of a lens is within a predetermined tolerance
EP0769689A3 (en) * 1995-10-17 1998-01-07 HE HOLDINGS, INC. dba HUGHES ELECTRONICS A portable device for ensuring that a center thickness of a lens is within a predetermined tolerance
KR100810153B1 (ko) * 2006-10-31 2008-03-06 김복래 지피에스를 이용한 묘지 위치 확인 장치 및 방법
CN112284319A (zh) * 2020-10-29 2021-01-29 中国航空工业集团公司洛阳电光设备研究所 顶点与重心不重合的弯月透镜中心厚测量工装及测量方法

Also Published As

Publication number Publication date
JP2544389B2 (ja) 1996-10-16

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