JPS5991940A - 瞳孔径測定装置 - Google Patents

瞳孔径測定装置

Info

Publication number
JPS5991940A
JPS5991940A JP57203960A JP20396082A JPS5991940A JP S5991940 A JPS5991940 A JP S5991940A JP 57203960 A JP57203960 A JP 57203960A JP 20396082 A JP20396082 A JP 20396082A JP S5991940 A JPS5991940 A JP S5991940A
Authority
JP
Japan
Prior art keywords
circuit
pupil
output
signal
eye
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
JP57203960A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6232932B2 (enExample
Inventor
茂男 丸山
敬清 由井
平野　令二
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 JP57203960A priority Critical patent/JPS5991940A/ja
Publication of JPS5991940A publication Critical patent/JPS5991940A/ja
Publication of JPS6232932B2 publication Critical patent/JPS6232932B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Eye Examination Apparatus (AREA)
JP57203960A 1982-11-19 1982-11-19 瞳孔径測定装置 Granted JPS5991940A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57203960A JPS5991940A (ja) 1982-11-19 1982-11-19 瞳孔径測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57203960A JPS5991940A (ja) 1982-11-19 1982-11-19 瞳孔径測定装置

Publications (2)

Publication Number Publication Date
JPS5991940A true JPS5991940A (ja) 1984-05-26
JPS6232932B2 JPS6232932B2 (enExample) 1987-07-17

Family

ID=16482500

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57203960A Granted JPS5991940A (ja) 1982-11-19 1982-11-19 瞳孔径測定装置

Country Status (1)

Country Link
JP (1) JPS5991940A (enExample)

Also Published As

Publication number Publication date
JPS6232932B2 (enExample) 1987-07-17

Similar Documents

Publication Publication Date Title
US4300826A (en) Focus indicating device for camera
JPS6356522B2 (enExample)
JPS5991940A (ja) 瞳孔径測定装置
GB2029153A (en) Focus detecting device
JPS5991941A (ja) 瞳孔径測定装置
US4319813A (en) Automatic focus indicating device for camera
US4331864A (en) Apparatus for detecting an in-focused condition of optical systems
US4286850A (en) Automatic focus indicating device for camera
JP2542361B2 (ja) 自動合焦信号検出装置
JPH0572789B2 (enExample)
JPS6255864B2 (enExample)
JPS6156673B2 (enExample)
Watanabe et al. A solid-state television pupillometer
JP3202337B2 (ja) フォーカス状態表示装置
JPS6367863B2 (enExample)
JPS61144169A (ja) 光学的イメージ・センサの信号の処理装置および処理方法
JPS596379B2 (ja) 白血球検出装置
JPS63153960A (ja) Ｃｃｄ黒基準レベルクランプ回路
JP2714951B2 (ja) 撮像装置
JPS63287161A (ja) 画像読取装置
JPS5823796B2 (ja) 撮像装置
GB2108655A (en) A method and apparatus for measuring the distribution of pulverized particles
JPS60126962A (ja) 画像処理装置
JPH04223771A (ja) イメージセンサ
JPS60169268A (ja) 焦点検出用マ−クを付した原稿