School Lab Equipments, Lab Equipments , Scientific Lab Instruments Educational Equipments .
Lens for Newton's Ring Set consisting of one flat glass & one plano-convex Lens of F.L. 200 cm. made from green glass & extra white glass (lenses only). Newton's Ring Lens Set are also available without Metal rings in Diameter of 50mm & 60mm in white glass & green glass. Diameter (mm) : 50 mm 60 mm 75 mm