School3243
Categories: School Education Equipments
Tags: Glass Lenses - Double Concave , dia 50mm , focal length 250mmGlass Lenses - Double Concave, dia 50mm, focal length 250mm ocal length 250mm Double Convex Spherical, lenses made of extra white glass with ground edges, highly polished.Spherical
Glass Lenses - Double Concave, dia 50mm, focal length 250mm ALTEC Laboratory Equipments and ALTEC Laboratory Instruments Tenders.