US$ 49.99
and 500mm focal lengths for comparative refraction experiments
Pairs 75mm sides with 9mm thickness on an equilateral flint glass refraction prism
cord-adjustable from the top and off-center positionable for oscillation investigations
capable of producing repeated sparks once the base is charged by friction
áExtremely high resolution of 0
Ocean Feature Teaching Model Glass Sets & Apparatus_Organic Chemistry Sets and 500mm focal lengths forLabeled ocean feature model showing underwater geological formations and marine geography on a wall mountable backboard for oceanography reference.
US$ 49.99
US$ 39.99
US$ 24.99
US$ 27.99
US$ 12.99