DELN can provide all kinds of spherical and cylindrical lenses, usually we can offer.
Spherical: Rectangular, circular, plano-convex, plano-concave, double-convex, double-concave, meniscus, achromatic, dome lens, rod lens, ball lens, half ball
Cylindrical: Rectangular, circular, plano-convex, plano-concave, achromatic
Assembly: Doublet, triplet, customer designed special lens kit
Mixture: One side spherical, the other side cylindrical
Usually lenses are not only used in visible band, but also in IR band and UV band, that means special material should be used. Now, DELN can offer lenses made of various materials such as CaF2, MgF2, Sapphire, Silicon, Germanium, ZnSe and etc. DELN can also provide various coatings for lenses upon your request.
Optical Lenses