CH503282A - Projection screen - Google Patents

Projection screen

Info

Publication number
CH503282A
CH503282A CH1216870A CH1216870A CH503282A CH 503282 A CH503282 A CH 503282A CH 1216870 A CH1216870 A CH 1216870A CH 1216870 A CH1216870 A CH 1216870A CH 503282 A CH503282 A CH 503282A
Authority
CH
Switzerland
Prior art keywords
projection screen
projection
screen
Prior art date
Application number
CH1216870A
Other languages
German (de)
Inventor
Karl Dr Moellring Friedrich
Original Assignee
Zeiss Carl Fa
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 Zeiss Carl Fa filed Critical Zeiss Carl Fa
Publication of CH503282A publication Critical patent/CH503282A/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/36—Microscopes arranged for photographic purposes or projection purposes or digital imaging or video purposes including associated control and data processing arrangements
    • G02B21/364—Projection microscopes
    • 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
    • G03B21/562—Screens moving during projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
CH1216870A 1969-09-09 1970-08-13 Projection screen CH503282A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691945486 DE1945486A1 (en) 1969-09-09 1969-09-09 Projection screen

Publications (1)

Publication Number Publication Date
CH503282A true CH503282A (en) 1971-02-15

Family

ID=5744921

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1216870A CH503282A (en) 1969-09-09 1970-08-13 Projection screen

Country Status (2)

Country Link
CH (1) CH503282A (en)
DE (1) DE1945486A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3018449C2 (en) * 1980-05-14 1983-01-05 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Projection screen device
DE3224227C1 (en) * 1982-06-29 1983-12-15 C. Reichert Optische Werke AG, 1170 Wien Projection device for microscopes
DE10020307A1 (en) 2000-04-17 2001-10-25 Arnold & Richter Kg Device in imaging optical system for moving film camera has stationary plate with image field marking parallel to the plane of moving plate and at minimal distance from moving plate

Also Published As

Publication number Publication date
DE1945486A1 (en) 1971-03-25

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Legal Events

Date Code Title Description
PL Patent ceased