United Scientific™ LSTA38 Demonstration Lens Set, Acrylic, 38mm auspowers_batchfive our ashtray grooves hold it

our ashtray grooves hold it in place

The washers included can prevent loosening

Rust-proof and Anti- corrosion

ideal for airport travels and hotel rooms

United Scientific™ LSTA38 Demonstration Lens Set, Acrylic, 38mm auspowers_batchfive our ashtray grooves hold itUnited Scientific LSTA38 Demonstration Lens Set, Acrylic, 38mm The set contains 6 lenses, one each of double convex, plano convex, concavo convex, double concave, plano concave, and convexo concave lens. Includes an activity guide and a reusable cardboard storage box. Product Features Package Dimensions: 17. 272 cms (L) x 16. 002 cms (W) x 1. 27 cms (H) Product Type: Lab Supply Package Quantity: 1 Country Of Origin: United States