As results of tests conducted by author's firm to determine suitability of plastics for diffusers, shields and fixtures, acrylic type, specifically, Plexiglas, was found to have strength, shatter resistance and dimensional stability; optical characteristics not affected by aging.
Plastics for railway car lighting
Ry Age
Railway Age ; 121 , n 5
1946
2 pages
Article (Journal)
English
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