Min. Order Reference FOB Price
1 Piece US$15.00 / Piece
Product Description
Material K9(BK7) optical glass Diameter 1.5mm Diameter tolerance '+/-0.001mm Roundness 0.003-0.005 Surface quality 40-20 scratch and dig Surface accuracy λ 90% Sphericity Up to 0.6um Coating uncoated 1. Customs Duties: All the products shipping from China might cause ...