Projection Screen 36 x 48" LabLearner Insulated copper solenoid 155mm long

Insulated copper solenoid 155mm long with a 27mm internal diameter

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

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

sized for individual student-lab use in simple-machines units

Projection Screen 36 x 48" LabLearner Insulated copper solenoid 155mm longWall 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"