Method for producing a marking on a spectacle lens

Details Method for producing a marking on a spectacle lens Method for producing a marking on a spectacle lens

1988-09-16

1990-03-27

Albritton, C. L.

Electric heating

Metal heating

By arc

21912173, B23K 2600

Patent

active

049122983

ABSTRACT:
A method of producing a marking on a spectacle lens. For producing the marking, those regions on the surface of the spectacle lens which are to define the form of the marking are irradiated with an excimer laser through a mask which contains the marking in the form of a cutout.

REFERENCES:
patent: 2746193 (1956-05-01), Billian
patent: 4219721 (1980-08-01), Kamen
patent: 4414059 (1983-11-01), Blum et al.
patent: 4478677 (1984-10-01), Chen
patent: 4490211 (1984-12-01), Chen et al.
patent: 4535220 (1985-08-01), Cullis et al.
patent: 4619504 (1986-10-01), Daniels et al.
patent: 4752668 (1988-06-01), Rosenfield et al.

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