JPS51122437A - Light measure circuit - Google Patents

Light measure circuit

Info

Publication number
JPS51122437A
JPS51122437A JP50047161A JP4716175A JPS51122437A JP S51122437 A JPS51122437 A JP S51122437A JP 50047161 A JP50047161 A JP 50047161A JP 4716175 A JP4716175 A JP 4716175A JP S51122437 A JPS51122437 A JP S51122437A
Authority
JP
Japan
Prior art keywords
measure circuit
light measure
light
circuit
fet
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
JP50047161A
Other languages
Japanese (ja)
Other versions
JPS5837487B2 (en
Inventor
Yasuhiro Nanba
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.)
Minolta Co Ltd
Original Assignee
Minolta 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 Minolta Co Ltd filed Critical Minolta Co Ltd
Priority to JP50047161A priority Critical patent/JPS5837487B2/en
Publication of JPS51122437A publication Critical patent/JPS51122437A/en
Publication of JPS5837487B2 publication Critical patent/JPS5837487B2/en
Expired legal-status Critical Current

Links

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  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)

Abstract

PURPOSE: To simplify and cheaper a light measure circuit for camera wherein a photo-diode is used as a light receiving element by using FET and eliminating a differential amplifier.
COPYRIGHT: (C)1976,JPO&Japio
JP50047161A 1975-04-17 1975-04-17 Sokkou Cairo Expired JPS5837487B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50047161A JPS5837487B2 (en) 1975-04-17 1975-04-17 Sokkou Cairo

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50047161A JPS5837487B2 (en) 1975-04-17 1975-04-17 Sokkou Cairo

Publications (2)

Publication Number Publication Date
JPS51122437A true JPS51122437A (en) 1976-10-26
JPS5837487B2 JPS5837487B2 (en) 1983-08-16

Family

ID=12767345

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50047161A Expired JPS5837487B2 (en) 1975-04-17 1975-04-17 Sokkou Cairo

Country Status (1)

Country Link
JP (1) JPS5837487B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6941842B2 (en) 2018-09-03 2021-09-29 株式会社古河テクノマテリアル Copper-based alloy material and its manufacturing method, and members or parts made of copper-based alloy material

Also Published As

Publication number Publication date
JPS5837487B2 (en) 1983-08-16

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