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Dive into the research topics where Walter Rauffer is active.

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Archive | 1976

Rear-projection viewing screen

Reinhold Deml; Ulrich Dipl Phys Dr Greis; Wilfried Hofmann; Walter Rauffer


Archive | 1984

Microfilm sensing device with a projection lamp and cold-light mirror

Wilfried Hofmann; Herbert Lusch; Walter Rauffer; Eberhard Zieran; Jurgen Sylla


Archive | 1970

ZOOM LENS CONTROL MECHANISM

Walter Rauffer


Archive | 1986

Roll film magazine frame for supporting film receiving film spool and using in a reading device

Walter Rauffer; Eugen Schuhmeir; Gunter Czapla


Archive | 1981

Process for controlling the exposure of a microfilm viewing and reproducing device, and such a device for carrying out the process.

Eugen Schuhmeir; Walter Rauffer; Heinz Schiffl


Archive | 1977

Portable microfilm reader

Wilfried Hofmann; Guenther Lueder; Walter Rauffer; John Krueger; Adolf Koopmann


Archive | 1985

Scanner (OCR character reader) for the automatic reading of images in a microfilm-reading device.

Walter Rauffer; Jurgen Sylla; Ing. Grad. Gunter Czapla; Karl-heinz Dipl-ing Bachinger


Archive | 1980

Objective lens exchanging arrangement in a microfilm reader

Karl-Heinz Dietrich; Josef Gruber; Walter Rauffer; Peter Nassl


Archive | 1975

Continuous microfilming camera

Wilfried Hofmann; Karl-Heinz Dietrich; Walter Rauffer; Eugen Schuhmeir; Reinhard Kohler


Archive | 1972

Apparatus for retrieving microimages

Josef Pfeifer; Kasimir Ambraschka; Adolf Koopmann; Wilfried Hofmann; Karl-Heinz Dietrich; Walter Rauffer

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