enlarging lens

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• Zoom lens — Nikkor 28 200 mm zoom lens, extended to 200 mm at left and collapsed to 28 mm focal length at right A zoom lens is a mechanical assembly of lens elements for which the focal length (and thus angle of view) can be varied, as opposed to a fixed… …   Wikipedia

• zoom, zoom lens —    In photography, to zoom is to move an adjustable camera lens toward or away from a subject, or by simulating such movement with a zoom lens, making the field of vision gradually narrower or wider. In the manipulation of a digital image,… …   Glossary of Art Terms

• Schneider Kreuznach — is the abbreviated name of the company Jos. Schneider Optische Werke GmbH, which is sometimes also simply referred to as Schneider. They are a manufacturer of industrial and photographic optics.The company was founded on 18 January 1913 by Joseph …   Wikipedia

• Depth of field — The area within the depth of field appears sharp, while the areas in front of and beyond the depth of field appear blurry …   Wikipedia

• Rodenstock GmbH — is an optics manufacturer based in Munich, Bavaria, Germany.Rodenstock was founded in 1877 by Josef Rodenstock and specialized in producing high quality optical lenses for cameras and enlargers ( Rodagon, Sironar, Apo Ronar, Grandagon, Apo… …   Wikipedia

• Subminiature photography — is the practice of using unusually small cameras with unusually small film formats to make photographs. OverviewThe exact boundary between cameras and formats that are subminiature and those that are merely small is the subject of debate among… …   Wikipedia

• photography, technology of — Introduction       equipment, techniques, and processes used in the production of photographs.  The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …   Universalium

• Nikkor — ニッコール Type subsidiary of Nikon Corp Industry Camera lenses Founded Tokyo, Japan (1932) Headquarters Tokyo, Japan …   Wikipedia

• Enlarger — An enlarger is a specialised transparency projector used to produce photographic prints from film or glass negatives using the gelatin silver process, or transparencies. All enlargers consist of a light source normally an incandescent light bulb …   Wikipedia

• syndrome — The aggregate of symptoms and signs associated with any morbid process, and constituting together the picture of the disease. SEE ALSO: disease. [G. s., a running together, tumultuous concourse; (in med.) a concurrence of symptoms, fr. syn,… …   Medical dictionary

• Eye — For other uses, see Eye (disambiguation), Ocular (disambiguation), Ocular, and Oculus. For taxon specific articles, see human eye, simple eye in invertebrates, mollusc eye, and arthropod eye. Eye …   Wikipedia