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单词 masking frame
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masking frame
masking frame n. Photography a device which holds the printing paper on the baseboard of an enlarger, and produces a white, unexposed border around the final print.
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society > leisure > the arts > visual arts > photography > photographic processes > processing and printing equipment > [noun] > masking-frame or board
masking frame1940
masking board1958
1940 F. J. Mortimer Wall's Dict. Photogr. (ed. 15) 441 Masking frame, an accessory used with vertical enlargers to hold the paper flat and provide a white border.
1958 Newnes Compl. Amateur Photogr. 318 The sheet of bromide paper is then placed in the masking frame.
1991 Pract. Photogr. Jan. 61/2 Paper is placed in the masking frame, adjusted to size to give an equal border on four sides, and placed on the enlarger baseboard.
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