US$ 17.95
easily inclinable surface for dynamic-cart and momentum experiments in mechanics units
Designed to grip a wide variety of optical components on standard bench rails
the polished 90-45-45-degree faces redirecting light at right angles for total internal reflection demos
Adjustable mass on one fork shifts its 440Hz pitch by a few hertz
5 inch base with a two-tension-setting spring gun and visible internal components
Projection Screen 36 x 48" LabLearner easily inclinable surface for dynamic-cartWall automatic roll back spring action screens (box type casing), with hooks for mounting on walls and an AUTOMATIC roller mechanism for winding. Wall automatic roll back spring action screens (box type casing), with hooks for mounting on walls and an AUTOMATIC roller mechanism for winding. Size : 36 x 48"