Projection Screen 36 x 48" LabLearner paired with 4mm sockets so

paired with 4mm sockets so iron-filing patterns can be mapped around a current-carrying conductor for Oersted's experiment

providing a measurable projection surface for sizing real images formed by lenses and concave mirrors

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

Projection Screen 36 x 48" LabLearner paired with 4mm sockets soWall 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"