US$ 145.00
covering refraction shapes for a complete optics lab kit
carbon canister and purge valve
and a 60mm scale
Slotted with a central well on each glass
dissection
Brass-Plated Scale Pan with Cording, 107mm Diameter prop65 covering refraction shapes for aFor classroom weighing experiments on beam balances, this brass plated scale pan measures 107 mm across and 0. 38 inches deep, suspended from 37. 5 inches of cording.
US$ 145.00
US$ 45.00
US$ 59.00
US$ 32.00
US$ 32.00