American Educational 5-Pack Unmounted Double Convex Lenses with Ground Edges - AFX Diameter: 2"

Diameter: 2"

Type of Bulb: LED

SAS Safety 690-1659 ANSI Class 2 Black Bottom T-Shirt

4-ply synthetic yarn

these connectors exceed every code requirement in the book for durability

American Educational 5-Pack Unmounted Double Convex Lenses with Ground Edges - AFX Diameter: 2"American Educational 5 Pack Unmounted Double Convex Lenses with Ground Edges Brand: American Educational Five unmounted double convex lenses used to demonstrate optical principles in classroom and lab settings 75mm diameter double convex lens has a 17. 5cm positive focal length Ground edges ease handling and ensure clear optics Plastic construction is safe and durable for all age groups Includes five 75mm diameter lenses