JPS5850937A - 角膜形状測定装置 - Google Patents

角膜形状測定装置

Info

Publication number
JPS5850937A
JPS5850937A JP56149058A JP14905881A JPS5850937A JP S5850937 A JPS5850937 A JP S5850937A JP 56149058 A JP56149058 A JP 56149058A JP 14905881 A JP14905881 A JP 14905881A JP S5850937 A JPS5850937 A JP S5850937A
Authority
JP
Japan
Prior art keywords
corneal
index
cornea
measuring device
lens
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
JP56149058A
Other languages
English (en)
Japanese (ja)
Other versions
JPS629331B2 (cs
Inventor
中村　行告
増田　高
恭司 関口
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP56149058A priority Critical patent/JPS5850937A/ja
Publication of JPS5850937A publication Critical patent/JPS5850937A/ja
Priority to US06/734,234 priority patent/US4660946A/en
Publication of JPS629331B2 publication Critical patent/JPS629331B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Eye Examination Apparatus (AREA)
JP56149058A 1981-09-21 1981-09-21 角膜形状測定装置 Granted JPS5850937A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP56149058A JPS5850937A (ja) 1981-09-21 1981-09-21 角膜形状測定装置
US06/734,234 US4660946A (en) 1981-09-21 1985-05-14 Cornea shape measuring method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56149058A JPS5850937A (ja) 1981-09-21 1981-09-21 角膜形状測定装置

Publications (2)

Publication Number Publication Date
JPS5850937A true JPS5850937A (ja) 1983-03-25
JPS629331B2 JPS629331B2 (cs) 1987-02-27

Family

ID=15466743

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56149058A Granted JPS5850937A (ja) 1981-09-21 1981-09-21 角膜形状測定装置

Country Status (1)

Country Link
JP (1) JPS5850937A (cs)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59214427A (ja) * 1983-05-23 1984-12-04 キヤノン株式会社 角膜形状測定装置
JPS63216528A (ja) * 1987-03-06 1988-09-08 キヤノン株式会社 角膜形状測定装置
JP2001087226A (ja) * 1999-08-04 2001-04-03 Oculus Optikgeraete Gmbh スリットプロジェクタ

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4930957A (cs) * 1972-07-20 1974-03-19
JPS507990U (cs) * 1973-05-22 1975-01-27
JPS52135758A (en) * 1976-05-10 1977-11-14 Susumu Hashimoto Circular scale observing device
JPS5618837A (en) * 1979-07-23 1981-02-23 Canon Kk Keratometer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4930957A (cs) * 1972-07-20 1974-03-19
JPS507990U (cs) * 1973-05-22 1975-01-27
JPS52135758A (en) * 1976-05-10 1977-11-14 Susumu Hashimoto Circular scale observing device
JPS5618837A (en) * 1979-07-23 1981-02-23 Canon Kk Keratometer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59214427A (ja) * 1983-05-23 1984-12-04 キヤノン株式会社 角膜形状測定装置
JPS63216528A (ja) * 1987-03-06 1988-09-08 キヤノン株式会社 角膜形状測定装置
JP2001087226A (ja) * 1999-08-04 2001-04-03 Oculus Optikgeraete Gmbh スリットプロジェクタ

Also Published As

Publication number Publication date
JPS629331B2 (cs) 1987-02-27

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