SMR Opthalmic offers General Diagnostic Bio Lens. SMR Opthalmic is an ISO En 13485:2003 accredited company supplying a wide range of Artificial Eyes, Optical Implants, Cosmetic Shells, Corneal Shields, Open Fornices Conformers, Spherical Implants and Castroveijo Implants. The General Diagnostic Bio Lens of model number 20D is an indirect lens that is widely used in Ophthalmic Industries. The General Diagnostic Bio Lens comes in Auto Clave sterilization design and finds application in balancing of magnification and field of view for general diagnostic.