Parallel and Series Circuit Demonstrator Pack Size_5 Six-lens optics set of three

Six-lens optics set of three double-convex and three double-concave glass lenses with ground beveled edges

Used to position a fine point object on the optical bench

built to support full-size anatomical skeleton models in classrooms and laboratories

sized to power electrolysis

supplying replacements when the originals lose loft or split during repeated charging cycles

Parallel and Series Circuit Demonstrator Pack Size_5 Six-lens optics set of threeFive bulb circuit demonstrator with 8 removable metal bars on a heavy base, letting students rearrange bars to convert between series and parallel topologies on the same set of lamps.