SE366843B - - Google Patents

Info

Publication number
SE366843B
SE366843B SE08743/72A SE874372A SE366843B SE 366843 B SE366843 B SE 366843B SE 08743/72 A SE08743/72 A SE 08743/72A SE 874372 A SE874372 A SE 874372A SE 366843 B SE366843 B SE 366843B
Authority
SE
Sweden
Application number
SE08743/72A
Inventor
J Asteroe
Original Assignee
Lindaco Ltd
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 Lindaco Ltd filed Critical Lindaco Ltd
Priority to SE08743/72A priority Critical patent/SE366843B/xx
Priority to US353202A priority patent/US3900253A/en
Priority to CA169,499A priority patent/CA988758A/en
Publication of SE366843B publication Critical patent/SE366843B/xx

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
    • G03B21/16—Cooling; Preventing overheating
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
SE08743/72A 1972-04-26 1972-07-03 SE366843B (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE08743/72A SE366843B (fi) 1972-07-03 1972-07-03
US353202A US3900253A (en) 1972-04-26 1973-04-20 Optical projecting apparatus
CA169,499A CA988758A (en) 1972-04-26 1973-04-25 Optical projecting apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE08743/72A SE366843B (fi) 1972-07-03 1972-07-03

Publications (1)

Publication Number Publication Date
SE366843B true SE366843B (fi) 1974-05-06

Family

ID=20274925

Family Applications (1)

Application Number Title Priority Date Filing Date
SE08743/72A SE366843B (fi) 1972-04-26 1972-07-03

Country Status (1)

Country Link
SE (1) SE366843B (fi)

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