JPS61197526U - - Google Patents

Info

Publication number
JPS61197526U
JPS61197526U JP1985080943U JP8094385U JPS61197526U JP S61197526 U JPS61197526 U JP S61197526U JP 1985080943 U JP1985080943 U JP 1985080943U JP 8094385 U JP8094385 U JP 8094385U JP S61197526 U JPS61197526 U JP S61197526U
Authority
JP
Japan
Prior art keywords
light
photodetector
receiving element
camera
photometry
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
JP1985080943U
Other languages
English (en)
Other versions
JPH0448506Y2 (ja
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 filed Critical
Priority to JP1985080943U priority Critical patent/JPH0448506Y2/ja
Publication of JPS61197526U publication Critical patent/JPS61197526U/ja
Application granted granted Critical
Publication of JPH0448506Y2 publication Critical patent/JPH0448506Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Exposure Control For Cameras (AREA)

Description

【図面の簡単な説明】
第1図は本考案に係るカメラの測光装置の一実
施例を示す測光光学系の要部構成図、第2図a,
bは本考案を特徴づける測光用のレンズ部を示す
側面図および平面図、第3図は非球面レンズ部分
を拡大して示す要部断面図、第4図は測光用受光
素子の受光面を示す正面図、第5図aは本考案に
よる測光光学系による測光感度分布を示す特性図
、同図b,cはその従来例による特性図、第6図
a,bは本考案による測光系および従来例による
測光系の原理を示す図、第7図は本考案の別の実
施例を示す要部構成図である。 1……ピント板、2……ペンタプリズム、3…
…測光受光部、4……集光レンズ、5……受光素
子、5a……中央部受光素子、5b……周辺部受
光素子、10……非球面レンズ、11……凹部、
12……凸部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 受光面が中央部と周辺部との二つの領域に分割
    された受光素子で測光を行なうカメラの測光装置
    において、前記受光素子とその前面側に配設され
    る集光レンズとの間に、その射出面側が同心上に
    形成された凹、凸部によつて非球面状とされた非
    球面レンズを設け、被写体からの光を前記受光素
    子で受光し得るように構成したことを特徴とする
    カメラの測光装置。
JP1985080943U 1985-05-31 1985-05-31 Expired JPH0448506Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985080943U JPH0448506Y2 (ja) 1985-05-31 1985-05-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985080943U JPH0448506Y2 (ja) 1985-05-31 1985-05-31

Publications (2)

Publication Number Publication Date
JPS61197526U true JPS61197526U (ja) 1986-12-10
JPH0448506Y2 JPH0448506Y2 (ja) 1992-11-16

Family

ID=30627267

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985080943U Expired JPH0448506Y2 (ja) 1985-05-31 1985-05-31

Country Status (1)

Country Link
JP (1) JPH0448506Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11246239B2 (en) 2019-05-10 2022-02-08 Furukawa Electric Co., Ltd. Heatsink

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11246239B2 (en) 2019-05-10 2022-02-08 Furukawa Electric Co., Ltd. Heatsink

Also Published As

Publication number Publication date
JPH0448506Y2 (ja) 1992-11-16

Similar Documents

Publication Publication Date Title
JPS61197526U (ja)
JPH0381582U (ja)
JPH01176807U (ja)
JPS6176401U (ja)
JPS63101902U (ja)
JPS6413163U (ja)
JPS6357617U (ja)
JPS60161309U (ja) 光フアイバ−用レセプタクル
JPS645128U (ja)
JPH0399448U (ja)
JPH0333389U (ja)
JPH0312454U (ja)
JPS587120U (ja) カメラのee測光装置
JPH0366276U (ja)
JPS63101901U (ja)
JPH0312138U (ja)
JPH02124522U (ja)
JPS6148307U (ja)
JPS6275537U (ja)
JPH0241233U (ja)
JPS6396425U (ja)
JPS6417531U (ja)
JPS6397255U (ja)
JPS62104126U (ja)
JPS62145108U (ja)