Projection Screen 36 x 48" LabLearner tapered spout

tapered spout

the polished 90-45-45-degree faces redirecting light at right angles for total internal reflection demos

and gastric wall layers in a compact footprint for digestive anatomy teaching

5 inch base with a two-tension-setting spring gun and visible internal components

Designed to electrolyze water into separately collected hydrogen and oxygen

Projection Screen 36 x 48" LabLearner tapered spoutWall 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"