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unfolding process by which anything is developed, as a plan or method, or an image upon a photographic plate; gradual advancement or growth through a series of progressive changes; also, the result of developing, or a developed state. A new development of imagination, taste, and poetry. Channing.

A colored photograph produced by superimposing a translucent colored positive over a strong uncolored one.

-- Dry plate (Photog.), a glass plate having a dry coating sensitive to light, upon which photographic negatives or pictures can be made, without moistening. -- Dry-plate process, the process of photographing with dry plates. -- Dry point. (Fine Arts) (a) An engraving made with the needle instead of the burin, in whi…

xtract of seeds, or a mixture of oil and water united by a mucilaginous substance. (b) In photography, a liquid preparation of collodion holding salt of silver, used in the photographic process.

A photographic picture taken on an iron plate by a collodion process; -- familiarly called tintype.

C6H2(HO)3.CO2H, with an astringent taste, and is a strong reducing agent, as employed in photography. It is usually prepared from tannin, and both give a dark color with iron salts, forming tannate and gallate of iron, which are the essential ingredients of common black ink.

fying something written, a writing; also, a writer; as autograph, crystograph, telegraph, photograph.

A kind of photograph.

An optical instrument for magnifying engravings, photographs, etc., usually having one large lens and two smaller ones.

An intermediate or middle tone in a painting, engraving, photograph, etc.; a middle tint, neither very dark nor very light.

nating plates, processes, or the pictures made by them, in which gradation of tone in the photograph is reproduced by a graduated system of dotted and checkered spots, usually nearly invisible to the unaided eye, produced by the interposition between the camera and the object of a screen. The name alludes to the fact t…

A photograph in colors. R. Hunt.

The art of producing photographs in color.

A picture taken by heliography; a photograph.

Photography. R. Hunt.

The process of photographic engraving.

A method of transferring pictures from photographic negatives to hardened gelatin plates from which impressions are produced on paper as by lithography.

A photographic picture copied from the negative on glass; a photographic transparency. R. Hunt.

d or reflected to corresponding points in such focus; this may be received on a screen, a photographic plate, or the retina of the eye, and viewed directly by the eye, or with an eyeglass, as in the telescope and microscope; the likeness of an object formed by reflection; as, to see one's image in a mirror. Electrical…

Anything of unusual size or excellence, as a large decanter, a kind of large photograph, a large sheet of drowing, printing, or writing paper, etc.