US$ 125.00
each output protected against overload and short-circuit conditions
slotted masses
Ovary model exposes cortex
and vascular tissue at greatly magnified scale
Studies oblique collisions between steel balls on a flat surface
Lens Holder for 50mm Lens with 8mm Rod Attachment Pack Size_8 each output protected against overload8mm rod attachment and a centered 50mm aperture together hold a lens square against an optical bench rail for repeatable refraction, focal length, and image formation experiments.
US$ 125.00
US$ 224.50
US$ 50.00
US$ 462.50
US$ 224.50
US$ 200.00