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On the gain of quality by the superposition of plates
Author(s) -
Richter G. M.
Publication year - 1978
Publication title -
astronomische nachrichten
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.394
H-Index - 63
eISSN - 1521-3994
pISSN - 0004-6337
DOI - 10.1002/asna.19782990607
Subject(s) - superposition principle , physics , quality (philosophy) , optics , astrophysics , quantum mechanics
The gain of quality by superposition of photographic plates is discussed and an analytic expression is given.