A hand polishing method for generating stain-free surfaces for BBO and LBO having surface figures of 1/10th wave or better, parallelisms of less than 1 arc s and surface roughness of 10 Å RMS or less is described.
© 1998 Optical Society of America
Eberhard Prochnow and David F. Edwards, "The Precision Hand Polishing of BBO and LBO," Appl. Opt. 37, 8130-8131 (1998)