Description

5m optical bench

dissipating heat across the slide-bar carriage during sustained high-current circuit work in physics laboratory demonstrations

mounted on a 4mm-terminal base that drops inline with other modular circuit-demonstration components

driving performance with motor-generator #2

One-microfarad electrolytic capacitor in an ABS module with 4mm sockets

Mechanical Stop Watch, 1/5 Second Graduations_50mL 5m optical benchFor timing experiments in physics classrooms, this mechanical stopwatch reads to one fifth of a second on an analog dial, running battery free for repeatable classroom and stockroom use.

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Mechanical Stop Watch, 1/5 Second Graduations_50mL 5m optical bench

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