... different kinds of Optical Lenses and Prisms according to customer's specific requirements. Lenses: Rod lens, Cylindrical lenses, Aspheric lens, Ball lenses, Half ... , Plano-concave lens, Bi-convex lenses, Bi-concave lens, Spherical lenses, Achromatic lens, Round lens, Rectangular lens, Borosilicate glass lens, Cemented lenses, Optical blanks, Germanium lens, Silicon lenses ...