Erh India1 Pc Convex Lens, Diameter 75 mm, Focal Length 50 cm, Ideal for Science Experiments, DIY Kits, Auto-Focus Cameras, Projectors Glass, Made in India

ERH India 1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc.

ESPtronics Convex Lens, 75mm Diameter, 20cm Focal Length, Ideal for Science Experiments, DIY Kits, Cameras, Telescopes Glass, Made in India