Description

This bench made from a bent steel U section
is durable for years of classroom use. The set
includes everything you need for advanced optical
experimentation: a 1.8m optical bench track with
feet supports, five pieces of riders, cylindrical lens
on holder mounted with slit holder, five pieces of
lens holder,a 10, 20, and 50 cm convex lenses, a
10, 20, and 50 cm concave lens, set of four color
filters with slits, a 100 x 100 mm mirror, a 100 x 100
mm screen, translucent screen, slight holder, light
source and set of diaphragm. A 12V power supply
is required but not included.