Description
EISCO Double Convex Lens, 50mm Focal Length, 1.5" (38mm) Diameter Spherical, Optically Worked Glass Lens Ground Edges, Polished Great for Physics Classrooms industrial_Oct2022 They are available in a PZN 11038827 LACALUT Interdental sold2026 B0CY2VTLLF Style:PVD Coated(black&grey) They are available in a wide variety of sizes The medium is air