Enlarger
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An enlarger is a specialized transparency projector used to produce photographic prints from film or glass negatives, or from transparencies.
Staff at William Henry Fox Talbot's commercial calotype establishment in Reading, Berkshire, England. Salted paper print from a calotype paper negative, the left component of a panoramic pair of views, 1846.
Photographic enlarger.
Enlarger lens: using the aperture ring, the photographer adjusts the iris diaphragm.
Electric timer: photographers choose exposure time.
Darkroom
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A darkroom is used to process photographic film, make prints and carry out other associated tasks. It is a room that can be made completely dark to allow the processing of light-sensitive photographic
Enlarger
…exposed and developed photographic negative or transparency. Prints made with an enlarger are called enlargements. Typically, enlargers are used in a darkroom, an enclosed space from which extraneous light may be excluded; some commercial enlargers have an integral dark box so that they can be used in a…
A darkroom in Union City High School, which is adjacent to the school's photography classroom
In the darkroom
Outdoor darkroom, Middle Harbour, Sydney, c. 1879
A portable darkroom in 19th century Ireland. The wet collodion photography process, used at the time, required that the image be developed while the plate was still wet, creating the need for portable darkrooms such as this one.