JPS5888734A - 焦点状態表示装置 - Google Patents

焦点状態表示装置

Info

Publication number
JPS5888734A
JPS5888734A JP56187308A JP18730881A JPS5888734A JP S5888734 A JPS5888734 A JP S5888734A JP 56187308 A JP56187308 A JP 56187308A JP 18730881 A JP18730881 A JP 18730881A JP S5888734 A JPS5888734 A JP S5888734A
Authority
JP
Japan
Prior art keywords
state
focus adjustment
gate
data
display
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
JP56187308A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6258491B2 (enrdf_load_stackoverflow
Inventor
Shinji Sakai
堺　信二
Takashi Kawabata
隆 川端
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 JP56187308A priority Critical patent/JPS5888734A/ja
Publication of JPS5888734A publication Critical patent/JPS5888734A/ja
Publication of JPS6258491B2 publication Critical patent/JPS6258491B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/18—Signals indicating condition of a camera member or suitability of light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
JP56187308A 1981-11-20 1981-11-20 焦点状態表示装置 Granted JPS5888734A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56187308A JPS5888734A (ja) 1981-11-20 1981-11-20 焦点状態表示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56187308A JPS5888734A (ja) 1981-11-20 1981-11-20 焦点状態表示装置

Publications (2)

Publication Number Publication Date
JPS5888734A true JPS5888734A (ja) 1983-05-26
JPS6258491B2 JPS6258491B2 (enrdf_load_stackoverflow) 1987-12-07

Family

ID=16203723

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56187308A Granted JPS5888734A (ja) 1981-11-20 1981-11-20 焦点状態表示装置

Country Status (1)

Country Link
JP (1) JPS5888734A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6258491B2 (enrdf_load_stackoverflow) 1987-12-07

Similar Documents

Publication Publication Date Title
US20020041279A1 (en) Residual image improving system for a liquid crystal display (LCD)
US5202719A (en) Camera having a built-in electronic flash device and a detachable flash device selectively operated to eliminate red-eye phenomena
JPS599644A (ja) カメラのバツテリ−電圧チエツク方式
EP0444685A2 (en) Camera having learning function
JPS60218631A (ja) カメラの露出制御モ−ド選択装置
JPS5888734A (ja) 焦点状態表示装置
US4112440A (en) Control circuit for exposure information indicator
US4571046A (en) Automatic focus detecting camera
JPS5888735A (ja) 焦点調節状態表示装置
JPS60117224A (ja) カメラの絞り値手動設定回路
JPS5888736A (ja) 焦点調節状態表示装置
CN114500965B (zh) 投影设备控制方法、装置、可读存储介质及投影设备
JPS59228230A (ja) 自動露出制御装置
US5838388A (en) Video preamplifier with data insertion
US4291960A (en) Display device
JPS5875523A (ja) 内視鏡
CN217159734U (zh) 网络状态指示电路
JPH0113087B2 (enrdf_load_stackoverflow)
JPS59172631A (ja) カメラの露出制御装置
JPH0423247B2 (enrdf_load_stackoverflow)
JPH0157770B2 (enrdf_load_stackoverflow)
JPS63146026A (ja) 露出演算回路
JPS6064330A (ja) 自動露出制御装置
JP2976233B2 (ja) ストロボ撮影における赤目防止装置
JPS6214016A (ja) 測距装置