A cost effective way to demonstrate the basic principles of optics in the typical high school science lab. This economy model consists of a meter stick, 2 meter stick supports, object marker and screen supports, card with screen and lens support 38 mm.
A cost effective way to demonstrate the basic principles of optics in the typical high school science lab. This economy model consists of a meter stick, 2 meter stick supports, object marker and screen supports, card with screen and lens support 38 mm.
