JPS58217905A - 合焦検出装置 - Google Patents

合焦検出装置

Info

Publication number
JPS58217905A
JPS58217905A JP9653582A JP9653582A JPS58217905A JP S58217905 A JPS58217905 A JP S58217905A JP 9653582 A JP9653582 A JP 9653582A JP 9653582 A JP9653582 A JP 9653582A JP S58217905 A JPS58217905 A JP S58217905A
Authority
JP
Japan
Prior art keywords
light
image
subject
beam splitter
behind
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
JP9653582A
Other languages
English (en)
Japanese (ja)
Other versions
JPH059764B2 (enrdf_load_stackoverflow
Inventor
「しし」戸　芳雄
Yoshio Shishido
Susumu Takahashi
進 高橋
Kazumasa Matsuo
松尾　和正
Atsushi Miyazaki
敦之 宮崎
Shinichi Nishigaki
西垣　晋一
Shinichi Kato
伸一 加藤
Takeaki Nakamura
剛明 中村
Akifumi Ishikawa
石川　明文
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.)
Olympus Corp
Original Assignee
Olympus Corp
Olympus Optical 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 Olympus Corp, Olympus Optical Co Ltd filed Critical Olympus Corp
Priority to JP9653582A priority Critical patent/JPS58217905A/ja
Priority to DE8383303249T priority patent/DE3377814D1/de
Priority to EP83303249A priority patent/EP0096570B1/en
Priority to AT83303249T priority patent/ATE36762T1/de
Publication of JPS58217905A publication Critical patent/JPS58217905A/ja
Priority to US07/003,423 priority patent/US4737622A/en
Priority to US07/005,282 priority patent/US4711999A/en
Publication of JPH059764B2 publication Critical patent/JPH059764B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
    • G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
    • G02B23/2407—Optical details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Focusing (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
  • Automatic Focus Adjustment (AREA)
JP9653582A 1982-06-05 1982-06-05 合焦検出装置 Granted JPS58217905A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP9653582A JPS58217905A (ja) 1982-06-05 1982-06-05 合焦検出装置
DE8383303249T DE3377814D1 (en) 1982-06-05 1983-06-06 An optical system focus-state detector
EP83303249A EP0096570B1 (en) 1982-06-05 1983-06-06 An optical system focus-state detector
AT83303249T ATE36762T1 (de) 1982-06-05 1983-06-06 Optische einrichtung zur messung des brennpunktes.
US07/003,423 US4737622A (en) 1982-06-05 1987-01-13 Apparatus for photometrically detecting an optically focused condition of an optical system
US07/005,282 US4711999A (en) 1982-06-05 1987-01-14 Apparatus for photometrically detecting an optically focused condition of an optical system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9653582A JPS58217905A (ja) 1982-06-05 1982-06-05 合焦検出装置

Publications (2)

Publication Number Publication Date
JPS58217905A true JPS58217905A (ja) 1983-12-19
JPH059764B2 JPH059764B2 (enrdf_load_stackoverflow) 1993-02-05

Family

ID=14167811

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9653582A Granted JPS58217905A (ja) 1982-06-05 1982-06-05 合焦検出装置

Country Status (1)

Country Link
JP (1) JPS58217905A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017187543A (ja) * 2016-04-01 2017-10-12 ウシオ電機株式会社 光源装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017187543A (ja) * 2016-04-01 2017-10-12 ウシオ電機株式会社 光源装置

Also Published As

Publication number Publication date
JPH059764B2 (enrdf_load_stackoverflow) 1993-02-05

Similar Documents

Publication Publication Date Title
US4711999A (en) Apparatus for photometrically detecting an optically focused condition of an optical system
US5036347A (en) Visual line detecting device and camera having the same
US5225862A (en) Visual axis detector using plural reflected image of a light source
US4153834A (en) Pattern projector for automatic focusing endoscope
US4452517A (en) Focusing system for eye-ground camera
US4257687A (en) Eye examining instrument with photo-detecting system
US4196979A (en) Method and device for detecting distance between eye-examining instrument and eye
US4436389A (en) Ophthalmic instrument having working distance detecting means
JPS5887523A (ja) 照明装置付撮像装置
US6304723B1 (en) Retinal camera
US4405215A (en) Working position locating means for ophthalmologic apparatus
JP2939988B2 (ja) 視線検出装置
US4449798A (en) Eye fundus observation apparatus
JPS58217905A (ja) 合焦検出装置
JPH0984760A (ja) 眼科器械用位置合わせ検出装置
JP3423447B2 (ja) 眼底カメラ
JPH0531075A (ja) 眼屈折計
JP2803223B2 (ja) 視線検出装置
JPS6236692B2 (enrdf_load_stackoverflow)
JPH0898812A (ja) 眼底カメラ
JPS6223454Y2 (enrdf_load_stackoverflow)
JP3320178B2 (ja) 視線検出装置およびカメラ
JPH03236826A (ja) 眼底カメラ
JP2951991B2 (ja) 眼屈折計
JP2580189B2 (ja) 眼底カメラ