Precision manufacture of spherical and aspheric surfaces on plastics, glass, silicon and germanium

• Main Author: Venkatesh, Vasisht, C.
• Format: Article
• Published: 2003
• Subjects: TJ Mechanical engineering and machinery
• Online Access: http://eprints.utm.my/id/eprint/7389/; http://www.iisc.ernet.in/currsci/may102003/1211.pdf

This paper discusses the manufacture of aspheric and spherical surfaces in industries as well as in the universities with which the author is associated. Surfaces on plastics are produced by replicating them on glass moulds which, in turn, are replicated using ceramic moulds (for rotationally non-sy...