Min. Order:
100 Piece
Price:
US$ 0.8 ~ 7
Place of origin:
China
Supply Ability:
20000 pcs/ Month
control your quality?A: Our QC will check the lens surface accuracy and quality during the product progress every step, and also our final QCwill test the surface quality, flatness, coating, tolerance for every lens after processing.Q4: What is your test instruments?A: Our test instruments include the spherical interferometer, Zygo, plano interferometer, Collimatot, Goniometer,Trioptics Lens Meas
[Related Keywords : ND Filter, Neutral Density Filter, Camera Filter, Optical Filters]