JPS5813894B2 - デンキシヤツタカイロ - Google Patents

デンキシヤツタカイロ

Info

Publication number
JPS5813894B2
JPS5813894B2 JP48129565A JP12956573A JPS5813894B2 JP S5813894 B2 JPS5813894 B2 JP S5813894B2 JP 48129565 A JP48129565 A JP 48129565A JP 12956573 A JP12956573 A JP 12956573A JP S5813894 B2 JPS5813894 B2 JP S5813894B2
Authority
JP
Japan
Prior art keywords
circuit
photocurrent
photosensitive element
operational amplifier
transistor
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.)
Expired
Application number
JP48129565A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5081142A (enrdf_load_stackoverflow
Inventor
松村貞雄
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.)
Yashica Co Ltd
Original Assignee
Yashica 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 Yashica Co Ltd filed Critical Yashica Co Ltd
Priority to JP48129565A priority Critical patent/JPS5813894B2/ja
Publication of JPS5081142A publication Critical patent/JPS5081142A/ja
Publication of JPS5813894B2 publication Critical patent/JPS5813894B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Exposure Control For Cameras (AREA)
JP48129565A 1973-11-17 1973-11-17 デンキシヤツタカイロ Expired JPS5813894B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP48129565A JPS5813894B2 (ja) 1973-11-17 1973-11-17 デンキシヤツタカイロ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48129565A JPS5813894B2 (ja) 1973-11-17 1973-11-17 デンキシヤツタカイロ

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP20000682A Division JPS5841454B2 (ja) 1982-11-15 1982-11-15 光検出回路

Publications (2)

Publication Number Publication Date
JPS5081142A JPS5081142A (enrdf_load_stackoverflow) 1975-07-01
JPS5813894B2 true JPS5813894B2 (ja) 1983-03-16

Family

ID=15012617

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48129565A Expired JPS5813894B2 (ja) 1973-11-17 1973-11-17 デンキシヤツタカイロ

Country Status (1)

Country Link
JP (1) JPS5813894B2 (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4831623A (enrdf_load_stackoverflow) * 1971-08-27 1973-04-25
DE2257776C3 (de) * 1972-11-24 1978-06-29 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) Belichtungssteuerung für eine einäugige Spiegelreflexkamera

Also Published As

Publication number Publication date
JPS5081142A (enrdf_load_stackoverflow) 1975-07-01

Similar Documents

Publication Publication Date Title
US4099115A (en) Constant-voltage regulated power supply
US3611894A (en) Automatic exposure control system
JPS587618A (ja) 測光回路の温度補償方式
US3855603A (en) Shutter operating circuits for photographic cameras
JPS5813894B2 (ja) デンキシヤツタカイロ
US4037234A (en) Exposure control system stabilized against temperature variation
US4160160A (en) Circuit for integrating a quantity of light in an automatic control type flash unit
US3936842A (en) Automatic exposure time control circuitry for a camera using a photodiode as a light measuring element
US4415249A (en) Motor drive circuit for camera
US3962708A (en) Electric shutter operating circuits
EP0343731B1 (en) Unity-gain current-limiting circuit
US3952318A (en) Shutter control circuit for cameras
US4241279A (en) Control circuit for an automatic electronic flash light device
US3964076A (en) Shutter speed display devices for electric shutter operating circuits
JPS5841454B2 (ja) 光検出回路
US4498753A (en) Photometric apparatus for cameras
US4037237A (en) Exposure control apparatus
US3968502A (en) Electric shutter circuit
US4473744A (en) Photometric apparatus for camera
US4331401A (en) Exposure control system for a photographic camera
US3971045A (en) Light measuring circuit
GB2217540A (en) Automatic biassing of amplifiers
USRE29927E (en) Shutter operating circuits for photographic cameras
US4034384A (en) Exposure meter circuit of camera with matching network for flash device
JPS5846406Y2 (ja) サ−ボロコウリヨウセイギヨソウチ