Kentmere-100 胶片 官方冲洗数据.pdfVIP

TECHNICAL INFORMATION A MEDIUM SPEED BLACK AND WHITE CAMERA FILM DESCRIPTION Kentmere 100ASA is a medium speed black and white camera film which is suitable for a variety of indoor and outdoor applications of photography where good lighting exists. It has the capability to generate high quality images with fine grain and good sharpness, and is a good choice of film if enlargement prints are desired. AVAILABILITY The film is available in 35mm format in 24 and 36 exposure lengths, and in bulk lengths of 30.5m. KEY PROPERTIES - Mid speed film – rated at ISO 100 / 21°. - Capable of coping with a wide range of general indoor and outdoor photography applications. - Enables good sharpness. - Fine grain. - Broad tonal range with good contrast. - Broad exposure latitude. - Compatible with many developers. USER ADVICE STORAGE OF UNEXPOSED, AND EXPOSED/UNPROCESSED FILMS We advise films be stored in a cool dry place, and when possible (prior to exposure) in its original packaging. Advisable temperatures – between 10-20°C / 50-68°F. FILM HANDLING Kentmere 100 film should be handled in total darkness. During processing, it is possible to briefly view the film using a very dark green safelight filter (15W bulb), but such lighting should only be extremely brief, and never in direct contact with the film. EXPOSURE Kentmere 100 has a speed rating of ISO 100 / 21° (100ASA, 21DIN, EI 100/21°) to daylight. Although it is possible to rate the film at 50/18° and 200/24°, the film performs at its optimum when rated at 100ASA. When rated at any alternate suggested ASA ratings, quality does diminish in terms of grain and sharpness. If any alternate speed settings to 100ASA are to be used, it is therefore advisable that tests be carried out first to ensure these alternate speeds are suitable. The films 100 ISO speed rating was established from processing in ID-11 developer at 20°C / 68°F with intermittent agitation in a spiral tank. Once a film is exposed, we