Min. Order Reference FOB Price
1 Piece US$5.00-99.00 / Piece
Product Description
2023 Export Quality OEM/ODM Service Factory Wholesale Price High-end Customization Double-Concave Glass Lens 38mm Diameter 15cm Focal Length Product Description Double-Concave lens, also named Bi-concave lens, is usually made of flint glass and used for beam divergence. It's focal length is ...