United Scientific Supplies LCV312 Double Convex Lens, 38 mm Diameter, 300 mm Focal Length sold2026 It can punch up to

It can punch up to 5 sheets at a time

Natural cream color

Only for testing 3-60V

This D-ring fit well with straps of 3/8 Inch (9 mm) wide

United Scientific Supplies LCV312 Double Convex Lens, 38 mm Diameter, 300 mm Focal Length sold2026 It can punch up toUnited Scientific Supplies LCV312 Double Convex Lens, 38 mm Diameter, 300 mm Focal Length Made from Plate Glass, with carefully ground and polished optical survaces, and cleanly ground edges, these lenses feature a diameter of 38mm 125mm and focal lengths from 50mm 500mm. Product Features Package Dimensions: 1 L x 2. 5 H x 2 W (inches) Package Weight : 0. 4 pounds Country of Origin : China Part number: LCV312