Description

0280 24 23/24 0

4 inches with thread-fitted joints tuning pressure by screw

fixed bridges

verifying conservation of momentum in two dimensions for mechanics-unit investigations

letting students route current down either branch of a circuit by choosing which slot the plug occupies

Cross Wires for Optics Experiments Lab Supplies_Filtering Supplies 0280 24 23/24 0Cross wires set inside a 10mm aperture on a 75mm circular black metal screen, providing a fixed sighting reference for telescope and spectrometer alignment on the optical bench.

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Cross Wires for Optics Experiments Lab Supplies_Filtering Supplies 0280 24 23/24 0

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