Total amount of radiant electromagnetic power emitted by an object per unit time
Wikidata
Source:
Brightness perception
Works from the collections
5 works
- Books
- Online
Über die prüfung des Lichtsinns : eine physiologicsh-klinische Studie / von Louis Wolffberg.
Wolffberg, Louis.Date: 1885
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- Online
Studies in the photometry of lights of different colours / by Herbert E. Ives. : spectral luminosity curves obtained by the equality of brightness photometer and the flicker photometer under similar conditions.
Ives, Herbert Eugene, 1882-1953.Date: [1912]
- Books
- Online
Ueber eine neue Methode den Winkel [alpha] resp [gamma] zu bestimmen / von Uhthoff.
Uhthoff, W.Date: [1884]
- Books
- Online
Photographic optics and colour photography : including the camera, kinematograph, optical lantern, and the theory and practice of image formation / by George Lindsay Johnson.
Johnson, G. Lindsay (George Lindsay), 1853-1943.Date: 1909
- Books
- Online
Ueber das Abhängigkeitsverhältniss der Sehschärfe von der Beleuchtungsintensität / von W. Uhthoff.
Uhthoff, W.Date: [1886?]