Микрографическая техника. Читально-копировальные аппараты для прозрачных микроформ. Характеристики
Название (англ.):
Micrographics; reader-printers for transparent microforms; characteristics
Описание (англ.):
Specifies the essential performance characteristics of reader-printers designed for viewing and making hard copies from microfilm with a maximum width of 35 mm, whether in microfilm strips or in roll form, in open reels, cartridges or cassettes, microfiches, jackets and image cards. Establishes minimum criteria for the hard copy prints produced by reader-printers based on the use of microtest charts ISO No. 1and ISO No. 2 or from microforms with a specified minimum quality, either an original or a duplicate. Applies to reader-printers with a magnification less than or equal to 50:1.