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What do you mean by photostat?
(ˈfəʊtəʊˌstæt ) noun. 1. a machine or process used to make quick positive or negative photographic copies of written, printed, or graphic matter.
Where does the word photostat come from?
photostat (n.) 1909, a type of copying machine (trademark Commercial Camera Company, Providence, R.I.) whose name became a generic noun and verb (1914) for “photocopy;” from photo- + -stat.
What does love definition mean?
Definition of love (Entry 1 of 2) 1a(1) : strong affection for another arising out of kinship or personal ties maternal love for a child. (2) : attraction based on sexual desire : affection and tenderness felt by lovers After all these years, they are still very much in love.
Is Photostatic a word?
pho·to·stat n. 1. A photographic device for making positive or negative copies of graphic matter.
What is a negative photostat?
Because photostats are direct images, the blacks and whites are reversed, like a film negative in traditional photography. Positive photostats are actually photostats of a negative photostat, not of the original text.
What is the meaning of Photostatic memory?
Photographic memory is the ability to recall a past scene in detail with great accuracy – just like a photograph.
What is the purpose of the dark room?
A darkroom is used to process photographic film, to make prints and to carry out other associated tasks. It is a room that can be made completely dark to allow the processing of the light-sensitive photographic materials, including film and photographic paper.
How do photos become negative?
Negatives are usually formed on a transparent material, such as plastic or glass. Exposure of sensitized paper through the negative, done either by placing the negative and paper in close contact or by projecting the negative image onto the paper, reverses these tones and produces a positive photographic print.
How many people have eidetic memory?
Photographic memory is often confused with another bizarre—but real—perceptual phenomenon called eidetic memory, which occurs in between 2 and 15 percent of children and very rarely in adults. An eidetic image is essentially a vivid afterimage that lingers in the mind’s eye for up to a few minutes before fading away.
How are photos developed in a dark room?
Photos are taken using silver halide light sensitive films in cameras. The films are then processed in a darkroom and prints made from the negatives in a darkroom. A machine called an enlarger projects light through the negative onto light sensitive silver halide paper to make the print.