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rb (Æschynomene hispida), with sensitive foliage. -- Sensitive paper, paper prepared for photographic purpose by being rendered sensitive to the effect of light. -- Sensitive plant. (Bot.) (a) A leguminous plant (Mimosa pudica, or M. sensitiva, and other allied species), the leaves of which close at the slightest tou…

The act or time of sitting, as to a portrait painter, photographer, etc.

An instantaneous photograph made, usually with a hand camera, without formal posing of, and often without the foreknowledge of, the subject.

Injury of a photographic picture caused by exposing it for too long a time to the sun's light in the camera; burning; excessive insolation.

A photograph, map, or diagram of a spectrum.

An apparatus for photographing or mapping a spectrum.

A photograph of the sun made by monochromatic light, usually of the calcium line (k), and showing the sun's faculæ and prominences.

An instrument constructed on the principle of the photophone and used in spectrum analysis as an adjunct to the spectroscope. -- Spec`tro*phon"ic (#), a.

her means, and observed or studied either as spread out on a screen, by direct vision, by photography, or otherwise. See Illust. of Light, and Spectroscope.

A small India-rubber roller with a handle, used esp. in printing and photography as a squeegee.

fluous, water or other liquids, as from a vessel's deck after washing, from window panes, photographer's plates, etc. [Written also squillgee, squillagee, squeegee.]

A photograph taken upon a tin plate; a tintype.

repared for exhibition in the stereoscope. Stereographs are now commonly made by means of photography.

An instrument, consisting essentially of a magic lantern in which photographic pictures are used, by which the image of a landscape, or any object, may be thrown upon a screen in such a manner as to seem to stand out in relief, so as to form a striking and accurate representation of the object itself; also, a pair of m…

(Zoöl.), the finfoot. -- Sun picture, a picture taken by the agency of the sun's rays; a photograph. -- Sun spots (Astron.), dark spots that appear on the sun's disk, consisting commonly of a black central portion with a surrounding border of lighter shade, and usually seen only by the telescope, but sometimes by the…

antimated-picture machine, devised in 1889 by Otto Anschütz of Berlin, in which the chronophotographs were mounted upon the periphery of a rotating wheel.

To admit of being pictured, as in a photograph; as, his face does not take well. To take after. (a) To learn to follow; to copy; to imitate; as, he takes after a good pattern. (b) To resemble; as, the son takes after his father. -- To take in with, to resort to. [Obs.] Bacon. -- To take on, to be violently affected;…

H)2, having a strong pure acid taste. It is used in medicine, in dyeing, calico printing, photography, etc., and also as a substitute for lemon juice. Called also dextro-tartaric acid. (b) By extension, any one of the series of isomeric acids (racemic acid, levotartaric acid, inactive tartaric acid) of which tartaric a…

An instrument for telegraphically transmitting and receiving handwritten messages, as photographically by a beam of light from a mirror.

An instrument for telegraphically reproducing a photograph. -- Tel`e*ste`re*og"ra*phy (#), n.