KR910008001U - 후면 투사 스크린 - Google Patents

후면 투사 스크린

Info

Publication number
KR910008001U
KR910008001U KR2019890014534U KR890014534U KR910008001U KR 910008001 U KR910008001 U KR 910008001U KR 2019890014534 U KR2019890014534 U KR 2019890014534U KR 890014534 U KR890014534 U KR 890014534U KR 910008001 U KR910008001 U KR 910008001U
Authority
KR
South Korea
Prior art keywords
projection screen
rear projection
screen
projection
Prior art date
Application number
KR2019890014534U
Other languages
English (en)
Other versions
KR930002681Y1 (ko
Inventor
이동희
Original Assignee
주식회사 금성사
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 주식회사 금성사 filed Critical 주식회사 금성사
Priority to KR2019890014534U priority Critical patent/KR930002681Y1/ko
Publication of KR910008001U publication Critical patent/KR910008001U/ko
Application granted granted Critical
Publication of KR930002681Y1 publication Critical patent/KR930002681Y1/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
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/62—Translucent screens
    • G03B21/625—Lenticular translucent screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
KR2019890014534U 1989-10-05 1989-10-05 후면 투사 스크린 KR930002681Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019890014534U KR930002681Y1 (ko) 1989-10-05 1989-10-05 후면 투사 스크린

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019890014534U KR930002681Y1 (ko) 1989-10-05 1989-10-05 후면 투사 스크린

Publications (2)

Publication Number Publication Date
KR910008001U true KR910008001U (ko) 1991-05-31
KR930002681Y1 KR930002681Y1 (ko) 1993-05-19

Family

ID=19290568

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019890014534U KR930002681Y1 (ko) 1989-10-05 1989-10-05 후면 투사 스크린

Country Status (1)

Country Link
KR (1) KR930002681Y1 (ko)

Also Published As

Publication number Publication date
KR930002681Y1 (ko) 1993-05-19

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Legal Events

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E701 Decision to grant or registration of patent right
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Payment date: 20030331

Year of fee payment: 11

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