Holder for loose Ø 50 mm lenses and 50 x 50 mm apertures.
The 80 x 72 mm shielding plate incorporates a spring-loaded holder for lenses and apertures from 1 to 16 mm thick.
Excl. saddle.
Replacement Spheres and collars for the Gravitational Torsion Balance (AP-8215A). Designed to convert to Tungsten while maintaining the proper large sphere dimensions.
Replacement test coupons for the Stress/Strain Apparatus.
Includes 80 experiments in mechanics, thermodynamics, waves, optics, electricity and magnetism. CD included.
Allows a rotary motion sensor to mount on a Dynamics Track and act as a high resolution bi-directional Smart Pulley.
Designed to measure magnetic field with three selectable ranges of +-1000 gauss.
