Description

The function of each rotary control is dynamically set by the system's software according to the specific needs of each lesson

conduction

the 90-45-45-degree faces redirecting wider beams for total internal reflection and image-inversion work

this 125mL translucent polyethylene wash bottle features a flexible delivery tube for targeted solvent application

3g nickel-plated steel balls on a red wood base

Two-Way Copper Plug Key Switch with 4mm Terminals Material_Brass The function of each rotaryTwo position copper plug key switch with 4mm terminals and two removable plugs, letting students route current down either branch of a circuit by choosing which slot the plug occupies.

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Two-Way Copper Plug Key Switch with 4mm Terminals Material_Brass The function of each rotary

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