Method for the precision/manufacture of glass articles

Details Method for the precision/manufacture of glass articles Method for the precision/manufacture of glass articles

1981-05-18

1983-07-05

Kellogg, Arthur D.

Glass manufacturing

Processes

Forming product or preform from molten glass

65 26, 65 83, 6537411, 6537413, C03B 1108, C03B 4000

Patent

active

043916228

ABSTRACT:
By using special dies, lenses from glass can be manufactured with great precision. Such dies are manufactured from quartz glass. Quartz glass can be worked with the required shape accuracy and the required smoothness, for example, by a polishing treatment succeeded by sputtering.

REFERENCES:
patent: 2160433 (1939-05-01), McCauley
patent: 3155748 (1964-11-01), Couri
patent: 3244497 (1966-04-01), Copeland
Glass Engineering Handbook, E. B. Shand, pp. 17, 18, 32-36, 2nd Edition, 1958.
Handbook of Glass Manufacturing, F. U. Tooley, pp. 16, 17, 18, 1953.

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