JPS57161713A - Focusing detector - Google Patents

Focusing detector

Info

Publication number
JPS57161713A
JPS57161713A JP4609581A JP4609581A JPS57161713A JP S57161713 A JPS57161713 A JP S57161713A JP 4609581 A JP4609581 A JP 4609581A JP 4609581 A JP4609581 A JP 4609581A JP S57161713 A JPS57161713 A JP S57161713A
Authority
JP
Japan
Prior art keywords
memory
stored
photodetector
light
selectively
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
JP4609581A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0113083B2 (enrdf_load_html_response
Inventor
Masahiro Aoki
Kenichi Oikami
Masatoshi Ida
Asao Hayashi
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 JP4609581A priority Critical patent/JPS57161713A/ja
Publication of JPS57161713A publication Critical patent/JPS57161713A/ja
Publication of JPH0113083B2 publication Critical patent/JPH0113083B2/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
    • G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP4609581A 1981-03-28 1981-03-28 Focusing detector Granted JPS57161713A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4609581A JPS57161713A (en) 1981-03-28 1981-03-28 Focusing detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4609581A JPS57161713A (en) 1981-03-28 1981-03-28 Focusing detector

Publications (2)

Publication Number Publication Date
JPS57161713A true JPS57161713A (en) 1982-10-05
JPH0113083B2 JPH0113083B2 (enrdf_load_html_response) 1989-03-03

Family

ID=12737424

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4609581A Granted JPS57161713A (en) 1981-03-28 1981-03-28 Focusing detector

Country Status (1)

Country Link
JP (1) JPS57161713A (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6086409A (ja) * 1983-10-18 1985-05-16 Canon Inc 測距装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50159216A (enrdf_load_html_response) * 1974-06-12 1975-12-23
JPS5145556A (en) * 1974-10-17 1976-04-19 Ricoh Kk Kyorikenshutsu hoho oyobi sochi
JPS5432013A (en) * 1977-08-15 1979-03-09 Nec Corp Picture element correction system for image sensor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50159216A (enrdf_load_html_response) * 1974-06-12 1975-12-23
JPS5145556A (en) * 1974-10-17 1976-04-19 Ricoh Kk Kyorikenshutsu hoho oyobi sochi
JPS5432013A (en) * 1977-08-15 1979-03-09 Nec Corp Picture element correction system for image sensor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6086409A (ja) * 1983-10-18 1985-05-16 Canon Inc 測距装置

Also Published As

Publication number Publication date
JPH0113083B2 (enrdf_load_html_response) 1989-03-03

Similar Documents

Publication Publication Date Title
JPS5345119A (en) Solid state pickup element
JPS5631625A (en) Smoke detector of photoelectronic type
JPS53116852A (en) Automatic focus adjusting system
JPS53110823A (en) Optical information processor
JPS57158820A (en) Method for focusing detection
GR3021507T3 (en) Photoelectric converter
JPS57204504A (en) Photodetection part of focus detector
JPS57161713A (en) Focusing detector
EP0366413A3 (en) Focus detecting apparatus
JPS5319806A (en) Information reproducer
JPS5729985A (en) Detection level adjusting device
JPS5629112A (en) Distance measurement unit
EP0387088A3 (en) Focus detection apparatus
JPS5669606A (en) Focus detector
JPS5629110A (en) Distance measurement unit
JPS57166582A (en) Object detector
HK20094A (en) Auto focus camera
JPS5672580A (en) Read signal processor
JPS5511606A (en) Photoelectric conversion device
JPS5395060A (en) Method and system for display detection
JPS5720878A (en) Pattern recognizer
JPS56111827A (en) Synchronizing signal generating method of optical scanner
JPS57105734A (en) Image pickup system by infrared rays
JPS57157210A (en) Focusing detector
JPS57158819A (en) Method for focusing detection