Method of irradiating photosensitive material with a laser beam

Details Method of irradiating photosensitive material with a laser beam Method of irradiating photosensitive material with a laser beam

1997-06-20

1999-08-17

Le, N.

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Light or beam marking apparatus or processes

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347252, 347253, B41J 247, G01D 1514

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active

059401150

ABSTRACT:
Forming dots on a photosensitive material by irradiating the photosensitive material with a laser beam having a pulse width S (sec) and energy density E (w/cm.sup.2), wherein the pulse width S and the energy density E are within the region bounded by the following formulas:

REFERENCES:
patent: 4879605 (1989-11-01), Warkentin et al.
patent: 4933685 (1990-06-01), Asano et al.
patent: 5189441 (1993-02-01), Fukui et al.
patent: 5559585 (1996-09-01), Takagi
patent: 5686953 (1997-11-01), Langmade et al.

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