Basic 1m Optical Bench Rod Size_23.6" a 24W filament lamp

a 24W filament lamp

and 4-pole armature configurations on the same motor frame by swapping interchangeable enameled-copper armatures past a permanent bar magnet on a disc commutator

Designed to electrolyze water into separately collected hydrogen and oxygen

this 2-pack of 20oz Griffin-shape borosilicate beakers adds a pouring spout for everyday home use

transparent housing revealing the hydropower conversion inside the casing

Basic 1m Optical Bench Rod Size_23.6" a 24W filament lampSquare section aluminum tube 1 meter long with side graduations and four sliding riders, providing a more rigid mounting platform than a meter rule for lens and mirror investigations.