JPS53144615A - Automatic adjusting device for brightness level - Google Patents

Automatic adjusting device for brightness level

Info

Publication number
JPS53144615A
JPS53144615A JP5952077A JP5952077A JPS53144615A JP S53144615 A JPS53144615 A JP S53144615A JP 5952077 A JP5952077 A JP 5952077A JP 5952077 A JP5952077 A JP 5952077A JP S53144615 A JPS53144615 A JP S53144615A
Authority
JP
Japan
Prior art keywords
brightness level
adjusting device
automatic adjusting
subject
integrate
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
JP5952077A
Other languages
Japanese (ja)
Other versions
JPS6219110B2 (en
Inventor
Mamoru Irizuki
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.)
Jeol Ltd
Original Assignee
Jeol Ltd
Nihon Denshi KK
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 Jeol Ltd, Nihon Denshi KK filed Critical Jeol Ltd
Priority to JP5952077A priority Critical patent/JPS53144615A/en
Publication of JPS53144615A publication Critical patent/JPS53144615A/en
Publication of JPS6219110B2 publication Critical patent/JPS6219110B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Radiation Pyrometers (AREA)
  • Closed-Circuit Television Systems (AREA)

Abstract

PURPOSE: To obtain brightness which is suitable to photographic observation easily, by finding the mean temperature of a subject by enabling one integrator to integrate the temperature signal of the subject and the other intergrator to integrate and divide the area of the subject and then by fixing the found temperature as the center of a brightness level.
COPYRIGHT: (C)1978,JPO&Japio
JP5952077A 1977-05-23 1977-05-23 Automatic adjusting device for brightness level Granted JPS53144615A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5952077A JPS53144615A (en) 1977-05-23 1977-05-23 Automatic adjusting device for brightness level

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5952077A JPS53144615A (en) 1977-05-23 1977-05-23 Automatic adjusting device for brightness level

Publications (2)

Publication Number Publication Date
JPS53144615A true JPS53144615A (en) 1978-12-16
JPS6219110B2 JPS6219110B2 (en) 1987-04-27

Family

ID=13115614

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5952077A Granted JPS53144615A (en) 1977-05-23 1977-05-23 Automatic adjusting device for brightness level

Country Status (1)

Country Link
JP (1) JPS53144615A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006126062A (en) * 2004-10-29 2006-05-18 Jfe Steel Kk Temperature measurement method and apparatus for molten metal

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH075976Y2 (en) * 1988-08-01 1995-02-15 吉川工業株式会社 Automatic polishing machine

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5162920A (en) * 1974-11-29 1976-05-31 Fujitsu Ltd Eizosochi

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5162920A (en) * 1974-11-29 1976-05-31 Fujitsu Ltd Eizosochi

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006126062A (en) * 2004-10-29 2006-05-18 Jfe Steel Kk Temperature measurement method and apparatus for molten metal

Also Published As

Publication number Publication date
JPS6219110B2 (en) 1987-04-27

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