Description
Blocks chemical
the longer focal value yielding milder divergence for subtler virtual-image reduction in optics work
5-cm closed ring on this plated mild steel retort accessory
the standard configuration for keeping the field intact between classroom magnetism sessions
and a motor accessory
Single B22 Lamp Holder Subcategory_Pitchers Blocks chemicalSingle B22 bayonet lamp holder on a hard plastic base with two 4mm banana terminals, sized to drop a household style bulb into a student built circuit for power and Ohm investigations.
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