Apparatus for controlling the write beam in an optical data...

Details Apparatus for controlling the write beam in an optical data... Apparatus for controlling the write beam in an optical data...

G - Physics

11

B

352/32.2

G11B 7/135 (2006.01) G11B 7/0045 (2006.01) G11B 7/12 (2006.01) G11B 7/125 (2006.01) G11B 27/36 (2006.01)

Patent

CA 1213049

ABSTRACT: Apparatus for controlling the write beam in an optical data recording system. Apparatus for recording data by means of a beam of radiation on a recording medium which upon exposure to the beam undergoes optically detectable changes in the form of pits, which apparatus includes means for reducing the beam intensity as a result of pit initiation thereby forming more accurate pits.

440622

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