DK133880A - Optisk apparat isaer projektor - Google Patents

Optisk apparat isaer projektor

Info

Publication number
DK133880A
DK133880A DK133880A DK133880A DK133880A DK 133880 A DK133880 A DK 133880A DK 133880 A DK133880 A DK 133880A DK 133880 A DK133880 A DK 133880A DK 133880 A DK133880 A DK 133880A
Authority
DK
Denmark
Prior art keywords
isaer
projector
optical device
optical
isaer projector
Prior art date
Application number
DK133880A
Other languages
English (en)
Inventor
R Hopfensperger
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of DK133880A publication Critical patent/DK133880A/da

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
DK133880A 1979-03-29 1980-03-28 Optisk apparat isaer projektor DK133880A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792912360 DE2912360A1 (de) 1979-03-29 1979-03-29 Gekuehltes optisches geraet

Publications (1)

Publication Number Publication Date
DK133880A true DK133880A (da) 1980-09-30

Family

ID=6066732

Family Applications (1)

Application Number Title Priority Date Filing Date
DK133880A DK133880A (da) 1979-03-29 1980-03-28 Optisk apparat isaer projektor

Country Status (5)

Country Link
JP (1) JPS5831571B2 (da)
DE (1) DE2912360A1 (da)
DK (1) DK133880A (da)
FR (1) FR2452728A1 (da)
IT (1) IT1130324B (da)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3408138A (en) * 1966-08-04 1968-10-29 Inflight Motion Pictures Inc Cooling apparatus for motion picture projector

Also Published As

Publication number Publication date
JPS55133026A (en) 1980-10-16
DE2912360A1 (de) 1980-10-16
IT8020908A0 (it) 1980-03-26
FR2452728A1 (fr) 1980-10-24
JPS5831571B2 (ja) 1983-07-07
IT1130324B (it) 1986-06-11

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Legal Events

Date Code Title Description
PUP Patent expired