actinograph
11actinograph — ac·tin·o·graph …
12actinograph — /ækˈtɪnəgræf/ (say ak tinuhgraf), / graf/ (say grahf) noun a recording actinometer. –actinographic /æktɪnəˈgræfɪk/ (say aktinuh grafik), adjective …
13actinograph — n. instrument for calculating time of photographic exposures …
14actinograph — …
15Max Robitzsch — (02 February 1887[1] 10 June 1952[2]) was a German meteorological scientist and university professor. He invented the Robitzsch Actinograph , a type of pyranometer[3][4] and wrote numerous scientific books and articles.[5] …
16Slide rule — For other uses, see Slide rule (disambiguation). A typical ten inch student slide rule (Pickett N902 T simplex trig). The slide rule, also known colloquially as a slipstick,[1] is a mechanical analog computer. The slide rule is used primarily for …
17Hurter & Driffield — H D Kurve in der Sensitometrie Ferdinand Hurter (1844 1898) und Vero Charles Driffield (1848–1915) waren Wissenschaftler des 19. Jahrhunderts auf dem Gebiet der Fotografie. Sie untersuchten die Fotografie quantitativ und verwendeten Methoden der… …
18Actinogram — Ac*tin o*gram, n. [Gr. ?, ?, ray + gram.] A record made by the actinograph. [Obsolescent] [Webster 1913 Suppl.] …
19Biograph Studios — was a studio facility and film laboratory complex built in 1912 by the Biograph Company, formerly American Mutoscope and Biograph Company, at 807 E. 175th Street., in the Bronx, New York. The Biograph Company moved its facilities from its… …
20American Mutoscope and Biograph Company — The American Mutoscope and Biograph Company, was a motion picture company founded in 1895 and active until 1928. It was the first company in the United States devoted entirely to film production and exhibition, and for two decades was one of the… …
