Min. Order Reference FOB Price
1 Piece US$5.00-20.00 / Piece
Product Description
Optical N-BK7/H-K9L Uncoated Diameter 6mm Plano-concave Lenses in Stock Plano-Convex Lenses Plano-Concave Lenses are ideal for beam expansion, light projection, or for expanding an optical system's focal length. Plano-Concave Lenses, which have one concave surface, are Optical Lenses with ...