JPS55155311A - Imaging state detecting system of image - Google Patents

Imaging state detecting system of image

Info

Publication number
JPS55155311A
JPS55155311A JP6338079A JP6338079A JPS55155311A JP S55155311 A JPS55155311 A JP S55155311A JP 6338079 A JP6338079 A JP 6338079A JP 6338079 A JP6338079 A JP 6338079A JP S55155311 A JPS55155311 A JP S55155311A
Authority
JP
Japan
Prior art keywords
image
elements
signals
receptive region
effective receptive
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
JP6338079A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6210406B2 (enrdf_load_stackoverflow
Inventor
Takashi Kawabata
Mitsuya Hosoe
Nobuhiko Shinoda
Shinji Sakai
Takao Kinoshita
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 JP6338079A priority Critical patent/JPS55155311A/ja
Priority to US06/151,703 priority patent/US4377742A/en
Priority to DE19803019908 priority patent/DE3019908A1/de
Publication of JPS55155311A publication Critical patent/JPS55155311A/ja
Publication of JPS6210406B2 publication Critical patent/JPS6210406B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
JP6338079A 1979-05-23 1979-05-23 Imaging state detecting system of image Granted JPS55155311A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP6338079A JPS55155311A (en) 1979-05-23 1979-05-23 Imaging state detecting system of image
US06/151,703 US4377742A (en) 1979-05-23 1980-05-20 Image sharpness detecting system
DE19803019908 DE3019908A1 (de) 1979-05-23 1980-05-23 System zur ermittlung der abbildungsschaerfe eines bildes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6338079A JPS55155311A (en) 1979-05-23 1979-05-23 Imaging state detecting system of image

Publications (2)

Publication Number Publication Date
JPS55155311A true JPS55155311A (en) 1980-12-03
JPS6210406B2 JPS6210406B2 (enrdf_load_stackoverflow) 1987-03-06

Family

ID=13227624

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6338079A Granted JPS55155311A (en) 1979-05-23 1979-05-23 Imaging state detecting system of image

Country Status (1)

Country Link
JP (1) JPS55155311A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0582003U (ja) * 1992-04-08 1993-11-05 株式会社タイセー 角形チップ部品

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5487250A (en) * 1977-12-23 1979-07-11 Nippon Chemical Ind Device of detecting displacement of optical image
JPS5545031A (en) * 1978-09-27 1980-03-29 Nippon Kogaku Kk <Nikon> Focus state detector

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5487250A (en) * 1977-12-23 1979-07-11 Nippon Chemical Ind Device of detecting displacement of optical image
JPS5545031A (en) * 1978-09-27 1980-03-29 Nippon Kogaku Kk <Nikon> Focus state detector

Also Published As

Publication number Publication date
JPS6210406B2 (enrdf_load_stackoverflow) 1987-03-06

Similar Documents

Publication Publication Date Title
JPS53110823A (en) Optical information processor
JPS57161708A (en) Focusing detector having variable visual field of detection
JPS57158820A (en) Method for focusing detection
JPS55111921A (en) Focus detector of camera
JPS55155311A (en) Imaging state detecting system of image
JPS53109658A (en) Measuring method of objects
JPS5564218A (en) Focus detector
JPS53141520A (en) Picture scanning read system of semiconductor photo detector
JPS5299723A (en) Circuit for converting analogous signals to binary value signals
JPS5356915A (en) Picture read system
JPS5378112A (en) Charge transfer type pick up unit
JPS5295127A (en) Multiple selection detector circuit
JPS53123125A (en) Focal point detecting device
JPS5319727A (en) Direction detecting eye of linear figure
JPS6413509A (en) Phase difference detector
JPS5535317A (en) Focus detector of camera
JPS5378111A (en) Charge transfer type pick up unit
JPS5324852A (en) Measuring system of photoelectric type
JPS56124016A (en) Light detector
JPS55105730A (en) Deyboard encoder
JPS5336426A (en) Photoelectric converter device
JPS54161324A (en) Focus detector
JPS53156A (en) Position detector
JPS52100821A (en) Image pickup device
JPS51128226A (en) Bar-code reader