KR940021480U - Back Focal Length Control System for Closed Circuit Television - Google Patents

Back Focal Length Control System for Closed Circuit Television

Info

Publication number
KR940021480U
KR940021480U KR2019930001411U KR930001411U KR940021480U KR 940021480 U KR940021480 U KR 940021480U KR 2019930001411 U KR2019930001411 U KR 2019930001411U KR 930001411 U KR930001411 U KR 930001411U KR 940021480 U KR940021480 U KR 940021480U
Authority
KR
South Korea
Prior art keywords
control system
focal length
closed circuit
back focal
length control
Prior art date
Application number
KR2019930001411U
Other languages
Korean (ko)
Other versions
KR0128616Y1 (en
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 KR2019930001411U priority Critical patent/KR0128616Y1/en
Priority to DE4403345A priority patent/DE4403345A1/en
Publication of KR940021480U publication Critical patent/KR940021480U/en
Application granted granted Critical
Publication of KR0128616Y1 publication Critical patent/KR0128616Y1/en

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
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Studio Devices (AREA)
  • Automatic Focus Adjustment (AREA)
KR2019930001411U 1993-02-04 1993-02-04 Real focus distance control apparatus of camera for closed circuit tv KR0128616Y1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR2019930001411U KR0128616Y1 (en) 1993-02-04 1993-02-04 Real focus distance control apparatus of camera for closed circuit tv
DE4403345A DE4403345A1 (en) 1993-02-04 1994-02-03 Alignment device for the focus at the rear of the lens of a camera for industrial television

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019930001411U KR0128616Y1 (en) 1993-02-04 1993-02-04 Real focus distance control apparatus of camera for closed circuit tv

Publications (2)

Publication Number Publication Date
KR940021480U true KR940021480U (en) 1994-09-24
KR0128616Y1 KR0128616Y1 (en) 1998-12-01

Family

ID=19350314

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019930001411U KR0128616Y1 (en) 1993-02-04 1993-02-04 Real focus distance control apparatus of camera for closed circuit tv

Country Status (2)

Country Link
KR (1) KR0128616Y1 (en)
DE (1) DE4403345A1 (en)

Also Published As

Publication number Publication date
KR0128616Y1 (en) 1998-12-01
DE4403345A1 (en) 1994-09-01

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20060727

Year of fee payment: 9

LAPS Lapse due to unpaid annual fee