KR940004021U - 투영기의 광도조절 및 램프 교체장치 - Google Patents

투영기의 광도조절 및 램프 교체장치

Info

Publication number
KR940004021U
KR940004021U KR2019920013444U KR920013444U KR940004021U KR 940004021 U KR940004021 U KR 940004021U KR 2019920013444 U KR2019920013444 U KR 2019920013444U KR 920013444 U KR920013444 U KR 920013444U KR 940004021 U KR940004021 U KR 940004021U
Authority
KR
South Korea
Prior art keywords
brightness control
replacement device
lamp replacement
projector brightness
projector
Prior art date
Application number
KR2019920013444U
Other languages
English (en)
Other versions
KR950010006Y1 (ko
Inventor
김기영
Original Assignee
김기영
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 김기영 filed Critical 김기영
Priority to KR92013444U priority Critical patent/KR950010006Y1/ko
Publication of KR940004021U publication Critical patent/KR940004021U/ko
Application granted granted Critical
Publication of KR950010006Y1 publication Critical patent/KR950010006Y1/ko

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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2053—Intensity control of illuminating light
    • 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/08—Projectors or projection-type viewers; Accessories therefor affording epidiascopic projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
KR92013444U 1992-07-21 1992-07-21 투영기의 광도조절 및 램프 교체장치 KR950010006Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR92013444U KR950010006Y1 (ko) 1992-07-21 1992-07-21 투영기의 광도조절 및 램프 교체장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR92013444U KR950010006Y1 (ko) 1992-07-21 1992-07-21 투영기의 광도조절 및 램프 교체장치

Publications (2)

Publication Number Publication Date
KR940004021U true KR940004021U (ko) 1994-02-21
KR950010006Y1 KR950010006Y1 (ko) 1995-11-25

Family

ID=19337069

Family Applications (1)

Application Number Title Priority Date Filing Date
KR92013444U KR950010006Y1 (ko) 1992-07-21 1992-07-21 투영기의 광도조절 및 램프 교체장치

Country Status (1)

Country Link
KR (1) KR950010006Y1 (ko)

Also Published As

Publication number Publication date
KR950010006Y1 (ko) 1995-11-25

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Legal Events

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A201 Request for examination
E902 Notification of reason for refusal
O032 Opposition [utility model]: request for opposition
E701 Decision to grant or registration of patent right
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Payment date: 20051123

Year of fee payment: 11

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