Photographic enlarger
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United States of America Patent
Stats
-
Dec 4, 1990
Issued Date -
N/A
app pub date -
Sep 15, 1989
filing date -
Nov 25, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A photographic enlarger for carrying out a printing operation using exposure data fed directly from an external analyzer by converting the data into suitable exposure data for the enlarger. The enlarger can function efficiently even when a condition of the optical system of the enlarger, for example, the magnification or aperture size, of the optical system, is changed.
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Cited Art Landscape
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