JPS56147566A - Video camera - Google Patents

Video camera

Info

Publication number
JPS56147566A
JPS56147566A JP5122380A JP5122380A JPS56147566A JP S56147566 A JPS56147566 A JP S56147566A JP 5122380 A JP5122380 A JP 5122380A JP 5122380 A JP5122380 A JP 5122380A JP S56147566 A JPS56147566 A JP S56147566A
Authority
JP
Japan
Prior art keywords
potential
iris
power supply
comparator
amount
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
JP5122380A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0211069B2 (enrdf_load_html_response
Inventor
Takashi Kuniyoshi
Hiroyuki Takimoto
Tatsuzo Ujo
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 JP5122380A priority Critical patent/JPS56147566A/ja
Priority to DE3115092A priority patent/DE3115092A1/de
Publication of JPS56147566A publication Critical patent/JPS56147566A/ja
Priority to US06/550,517 priority patent/US4492982A/en
Publication of JPH0211069B2 publication Critical patent/JPH0211069B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/75—Circuitry for compensating brightness variation in the scene by influencing optical camera components

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
JP5122380A 1980-04-18 1980-04-18 Video camera Granted JPS56147566A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP5122380A JPS56147566A (en) 1980-04-18 1980-04-18 Video camera
DE3115092A DE3115092A1 (de) 1980-04-18 1981-04-14 Videokamera
US06/550,517 US4492982A (en) 1980-04-18 1983-11-10 Video camera image tube burn-in prevention apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5122380A JPS56147566A (en) 1980-04-18 1980-04-18 Video camera

Publications (2)

Publication Number Publication Date
JPS56147566A true JPS56147566A (en) 1981-11-16
JPH0211069B2 JPH0211069B2 (enrdf_load_html_response) 1990-03-12

Family

ID=12880932

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5122380A Granted JPS56147566A (en) 1980-04-18 1980-04-18 Video camera

Country Status (1)

Country Link
JP (1) JPS56147566A (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2642042T3 (es) 2006-04-21 2017-11-15 Toko Yakuhin Kogyo Kabushiki Kaisha Preparación pulverizable de tipo gel para adhesión a la piel/mucosa, y sistema de administración que usa la preparación

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS501606A (enrdf_load_html_response) * 1972-12-06 1975-01-09

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS501606A (enrdf_load_html_response) * 1972-12-06 1975-01-09

Also Published As

Publication number Publication date
JPH0211069B2 (enrdf_load_html_response) 1990-03-12

Similar Documents

Publication Publication Date Title
EP0061098B1 (en) Endoscope apparatus
EP0062172A1 (en) Endoscope apparatus
US4058818A (en) Fixed time delay quench strobe
JPS56147566A (en) Video camera
JPS54153038A (en) Automatic exposure control device of electrophoto graphic copier
JPS5726976A (en) Automatic white balance adjusting circuit for color video camera
US4272170A (en) Photographic arrangement using various electronic flash devices
JPS56154717A (en) Automatic exposure control circuit of camera
US4460262A (en) Automatic exposure control circuit for TTL automatic electronic flash
US4053908A (en) Exposure multiple setting device for programming electric shutter
JPS5511239A (en) Aperture control unit in flash photography
JPS56159621A (en) Photometric circuit
CA1087433A (en) Camera fixed time delay quench strobe
JPS5499517A (en) Automatic switch circuit of lens iris
JPS55138727A (en) Exposure control circuit of camera
JPS57139725A (en) Shutter controlling circuit incorporating dimming signal circuit of flash
US4491405A (en) Camera suitable for flash photography
US4040069A (en) Fixed time delay circuit for quench strobe
JPS5724924A (en) Preparing device for flashlight photographying in flashing apparatus self-containing camera
JPS55101916A (en) Exposure control unit of camera
JPS5735836A (en) Photometric circuit
JPS5565935A (en) Auto focus controller
JPS5528626A (en) Lens iris control system
JPS6473981A (en) Solid-state image pickup camera
JPS57129423A (en) Strobo dimming method