optical LiTaO3 crystal lens

LiTaO3 crystal lens is also widely used E-O crystal
LiTaO3 crystal lens is also widely used E-O crystal.
Main properities of LiTaO3 lens include:
Transparent:0.4-5.0µm
E-O Coefficient:r33=30.4
Refractive Indices:no=2.716,ne=2.180 at 633nm
1) Diameter:76.2mm,50mm
2) Orientation:X,Z,36°Y,112X
3) Polish:both siades or single side 10/5 S/D
4) TTV<10 Um
5) Bow:<20 Um