Paper
17 July 1979 Prototype photomasksâ€"a low-cost alternative
Gary M. Bang
Author Affiliations +
Abstract
This paper describes a low cost camera system which may be constructed by the user to develop prototype circuit masks in a minimum of time and at the lowest possible cost. The camera elements are standard Hasselblad units, the materials are commercially available and all processing chemicals are from Kodak. Its construction was primarily for new circuit evaluation but has proven adaptable to short production runs.
© (1979) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Gary M. Bang "Prototype photomasksâ€"a low-cost alternative", Proc. SPIE 0174, Developments in Semiconductor Microlithography IV, (17 July 1979); https://doi.org/10.1117/12.957193
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KEYWORDS
Cameras

Photomasks

Lamps

Prototyping

Glasses

Group IV semiconductors

Imaging systems

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