Receiving Screen for Optical Bench, 100 x 75mm, with Graph Paper Subcategory_Wash Bottles 5-inch funnels and adjusts up

5-inch funnels and adjusts up to 17 inches in height for the chemistry bench

Range 10Hz to 300Hz/sec

replacing batteries in physics and electronics classroom experiments

configured to demonstrate Faraday's law and the principle behind transformer action

Reveals Earth's internal structure through a seven-piece cross-sectional globe whose crust

Receiving Screen for Optical Bench, 100 x 75mm, with Graph Paper Subcategory_Wash Bottles 5-inch funnels and adjusts upMillimeter graphed 100 x 75mm screen on a 2. 5 inch post, letting students read image height and position directly off the projected real image during focal length investigations.