e-STUDIO520/600/720
fθ lens 1
Laser driving PC board-1
Laser diode
fθ lens 2
Finite focus lens
Cylinder lens
Laser control PC board
Polygonal motor
H-sync detection PC board
2nd turnup mirror
H-sync turnup mirror
1st turnup mirror
Slit glass
[ Laser optical unit overview ]
Fig.8-2
e-STUDIO520/600/720/850 LASER OPTICAL UNIT
March 2005 © TOSHIBA TEC
8 - 2