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e-STUDIO3511/4511 LASER OPTICAL UNIT 8 - 6 November 2003 © TOSHIBA TEC
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(5) Laser driving PC board (LDR board)
This control board has the following functions:
a. APC control function (adjusts disparity of the laser intensity caused by temperature)
b. Laser ON/OFF function
(6) Slit glass
Slit glass is located where the laser beams are output from the laser optical unit, and it protects the
unit from dust.