reversal film

(redirected from Photographic slide)
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reversal film

[rivur′səl]
(in radiology) a reverse-tone duplicate of an x-ray image, showing black changed to white and white to black. It is produced by exposing single-emulsion subtraction film through a standard x-ray film. Also called diapositive, positive mask.
References in periodicals archive ?
What can seem like unchallenging mood music demonstrated its powers with the recently commissioned photographic slide sequence from Phil Maxwell ( monochrome shots featuring the young and old of London's East End ethnic melting pot, the bright-eyed, the care-worn and the streetwise among the litter-strewn markets and grimy alleys.
The open day will also feature a photographic slide presentation called Bygone Nuneaton, featuring images of long-lost country estates, town scenes, local characters and old pubs, dating back to the 1850s.
is the largest supplier of photographic slide mounts and mounting equipment in the United States.
And, set in a "luxurious chill-out room", visitors can lie back on sofas and listen to the original composition of individual students' work while watching a photographic slide show.
We now have access to hundreds of rare photographic slides, footage and interviews, press cuttings, memorabilia and official rare items, tickets, programmes, paddock passes and amazing facts.
Jennifer is a painter who uses 35mm photographic slides as starting points for her works and is interested in them as objects as well as images.
We had flawed news items, a selection from his 20,000 pictures of complete strangers bought on photographic slides at car boot sales and the dissecting of an advert for floor cleaner giving it a whole new and lewd dimension.
In 2007 he buys, for a song, some old boxes containing photographic slides and equipment.
The more valuable of the two in the sale comes complete with two boxes of equally rare photographic slides and an instruction booklet, together with the original receipt which shows it was purchased in 1930 from a Baker of London, price PS5.

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