联系人 Ms. rebecca
ShenZhen Street 1-1, Changchun, Jilin
*Material BK7 *Beam Deflection **0 degree +/- 5 sec *Dimension Tolerances +/*0.1mm *Clear Aperture >*0% *Surface Quality:*0/*0 *Surface Flatness &*;&*;/*@********************rance *0 degree+/*3 minutes *Chamfer 0.3mm+/*0.1mm *Coatings Optional