7 PIECE GLASS PRISM SET IN WOODEN BOX Screw caps Variety of sizes – better

Variety of sizes – better fitting & dexterity: S (468470BS)

·  Sealed keyboard - protects against dirt & spills

These density metals are designed to be used in an educational setting and are not fabricated using ultra high precision machining

as well as allowing each piece to sit flat on a surface

For Ages 10yrs+

7 PIECE GLASS PRISM SET IN WOODEN BOX Screw caps Variety of sizes – betterHigh quality glass prism & lens set: perfect for optics experiments. Suitable for classroom or home schooling settings to demonstrate the reflecting, refracting and scattering properties of light. Pieces approx. 13mm thick. 7. 5cm equilateral triangle; 5. 75cm dia. semi circle; trapezoid with 3. 25 and 4 cm legs; 8. 75cm double convex prism; 8. 75cm double convex prism; 5 x 3. 75 x 1. 25cm triangular prism and 5 x 2. 5 x 1. 87cm triangular prism