Lei Cai

Senior Optical Design Engineer, Focuslight Technologies

Lei Cai is Senior Optical Design Engineer at Focuslight Technologies (Xi’an, China).        

FIGURE 1. Laser beam uniformity affects lapping in the cladding process.
Lasers & Sources

High-power, low-SMILE vertical stack diode laser bars enable better laser cladding

Jan. 27, 2021
A low near-field nonlinearity (low-SMILE), 32-bar diode stack produces a 6 kW uniform flat-top beam for cladding applications.