image forming method
21Fundus camera — A fundus camera or retinal camera is a specialized low power microscope with an attached camera designed to photograph the interior surface of the eye, including the retina, optic disc, macula, and posterior pole (i.e. the fundus).Cassin, B. and… …
22Demarchy — Part of the Politics series Electoral methods Single winner …
23Ehrenfried Pfeiffer — (born 1899 in Munich, Germany died in 1961 in Spring Valley, New York, USA) was a scientist, anthroposophist and disciple of Rudolf Steiner.LifeEhrenfried Pfeiffer began work with Rudolf Steiner in 1920 to develop and install special diffuse… …
24Circadian rhythm — Circadian redirects here. For the album by the rock band 5th Projekt, see Circadian (album). Some features of the human circadian biological clock A circadian rhythm, popularly referred to as body clock, is an endogenously driven, roughly 24 hour …
25Kodachrome — Infobox Photographic film name = Kodachrome maker = Eastman Kodak type = s speed = 6/9°, 25/15°, 40/17°, 64/19°, 200/24° format = 16mm, 8mm, 35mm process = K 14 process start = 1935 stop = 2002 (ISO 25), 2005 (ISO 40 in 8 mm), 2007 (ISO 200),… …
26Film scanner — Nikon Coolscan V ED 35mm film scanner (right) CanoScan9950F, a flatbed scanner that can also scan …
27EEG-fMRI — (short for EEG correlated fMRI or electroencephalography correlated functional magnetic resonance imaging ) is a multimodal neuroimaging technique whereby EEG and fMRI data are recorded synchronously for the study of brain activity, be it normal… …
28Ray tracing (physics) — In physics, ray tracing is a method for calculating the path of waves or particles through a system with regions of varying propagation velocity, absorption characteristics, and reflecting surfaces. Under these circumstances, wavefronts may bend …
29Space probe — Pioneer H hangs in a museum A space probe is a scientific space exploration mission in which a spacecraft leaves Earth and explores space. It may approach the Moon, enter interplanetary, flyby or orbit other bodies, or approach interstellar space …
30gastropod — /gas treuh pod /, n. 1. any mollusk of the class Gastropoda, comprising the snails, whelks, slugs, etc. adj. 2. Also, gastropodous /ga strop euh deuhs/. belonging or pertaining to the gastropods. [1820 30; < NL Gast(e)ropoda a class of mollusks.… …
