CH516172A - Projektionseinrichtung - Google Patents

Projektionseinrichtung

Info

Publication number
CH516172A
CH516172A CH1098670A CH1098670A CH516172A CH 516172 A CH516172 A CH 516172A CH 1098670 A CH1098670 A CH 1098670A CH 1098670 A CH1098670 A CH 1098670A CH 516172 A CH516172 A CH 516172A
Authority
CH
Switzerland
Prior art keywords
projection device
projection
Prior art date
Application number
CH1098670A
Other languages
English (en)
Inventor
Szymber Oleg
Original Assignee
Gaf 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 Gaf Corp filed Critical Gaf Corp
Publication of CH516172A publication Critical patent/CH516172A/de

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
    • G03B21/53—Means for automatic focusing, e.g. to compensate thermal effects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
CH1098670A 1969-07-22 1970-07-20 Projektionseinrichtung CH516172A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US84331169A 1969-07-22 1969-07-22
US3795070A 1970-05-18 1970-05-18

Publications (1)

Publication Number Publication Date
CH516172A true CH516172A (de) 1971-11-30

Family

ID=26714651

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1098670A CH516172A (de) 1969-07-22 1970-07-20 Projektionseinrichtung

Country Status (11)

Country Link
JP (1) JPS5012304B1 (de)
AT (1) AT312324B (de)
BE (1) BE753741A (de)
CA (1) CA948908A (de)
CH (1) CH516172A (de)
DE (2) DE2036119C3 (de)
FR (1) FR2053071B1 (de)
GB (1) GB1285870A (de)
IL (1) IL34951A (de)
NL (1) NL7010832A (de)
SE (1) SE360747B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2518767A1 (fr) * 1981-12-17 1983-06-24 Centre Nat Etd Spatiales Procede de reglage automatique de la nettete d'images projetees sur un ecran et dispositifs pour la mise en oeuvre dudit procede
DE3325042A1 (de) * 1983-07-12 1984-02-23 Kodak Ag, 7000 Stuttgart Selbstfokussiervorrichtung
JPS6351681A (ja) * 1986-08-20 1988-03-04 Agency Of Ind Science & Technol 半導体装置
DE4116803A1 (de) * 1991-05-23 1992-12-10 Agfa Gevaert Ag Vorrichtung zur gleichmaessigen ausleuchtung einer projektionsflaeche
US6835921B2 (en) 2000-11-15 2004-12-28 Agfa Corporation Focusing system for use in imaging systems
EP1408360A3 (de) * 2002-10-11 2004-07-28 Agfa Corporation Fokussiersystem und Methode zum Gebrauch in Abbildungssystemen

Also Published As

Publication number Publication date
GB1285870A (en) 1972-08-16
FR2053071A1 (de) 1971-04-16
DE7027406U (de) 1970-12-03
IL34951A (en) 1973-02-28
SE360747B (de) 1973-10-01
CA948908A (en) 1974-06-11
AT312324B (de) 1973-12-27
NL7010832A (de) 1971-01-26
DE2036119B2 (de) 1973-08-23
DE2036119C3 (de) 1974-03-28
JPS5012304B1 (de) 1975-05-10
IL34951A0 (en) 1970-09-17
BE753741A (fr) 1970-12-31
DE2036119A1 (de) 1971-02-04
FR2053071B1 (de) 1977-11-04

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Legal Events

Date Code Title Description
PL Patent ceased