http://www.usa.canon.com/cusa/semiconductor/products/encoder_optolectronic_components/laser_scanner/ls_series?pageKeyCode=writeReviewPage
LS Series
Features
-
Canon Proprietary Laser Diode Optical Encoder (Digital Position Sensor)
-
Digital Servo Controller
-
High Speed POINT-TO-POINT Beam Positioning (up to 2000Hz)
-
Ultra Low Thermal Drift Over Wide Temperature Range