Zabbys manufactures Foldable Lens with Equi-Biconvex Optic Design. Zabbys is an ISO 9001:2000 certified company. The Company also manufactures various types of surgical instruments, pharmaceuticals, ophthalmic instruments, ENT instruments, contact lens etc The Foldable Lens with Equi-Biconvex Optic Design, Model 501, has overall length of 12.00 mm and zero positioning holes. This Foldable Lens has angulations of zero degree. This Foldable Lens has A Constant of 118.0.