(redirected from Diazo film)
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 (wīt′prĭnt′, hwīt′-)
A photomechanical copy, usually of a line drawing, in which black or colored lines appear on a white background.
References in periodicals archive ?
com/research/z5945d/global_and) has announced the addition of the "Global and Chinese Diazo Film PCB Industry Report 2014" report to their offering.
The Global and Chinese Diazo Film PCB Industry Report 2014 is a professional and in-depth study on the current state of the diazo film PCB industry with a focus on the Chinese situation.
The diazo film PCB market analysis is provided for both the international and Chinese domestic situations including development trends, competitive landscape analysis, key regions development status and a comparison analysis between the international and Chinese markets.
Micro Images also provides microfilm processing, duplication and methylene blue analysis services and sells microfilm, diazo film, silver duplicating film, and processing chemicals.
Diazo film was designed for silver film duplications, a matte emulsion version and clear emulsion, and the first generation of scratch and chemical resistant emulsions.
The new and improved chemical resistance features of the diazo film allow for easy cleaning and removal of soldermask inks from the film.
China's demand for diazo films for long runners is growing and it's used in both primary imaging and LPISM applications.
Technicians tend to expose and develop their diazo film, and then immediately take a reading instead of performing a burn-back.
National Graphic Supply, founded in 1974, is a national distributor for Konica and Fuji silver films and NGS and Folex diazo films, along with other related phototool products.
This is a critical step when using diazo films and APE The burn back helps ensure a stable D-max reading and will burn away any undeveloped diazo molecules and color couplers.