Black 2mm Connecting Lead Botany_Botany Models dimensioned to slot into PH0651

dimensioned to slot into PH0651 optical-bench holders for repeatable image-formation

Wooden handle supports 13

this apparatus aligns suspended particles in a liquid medium between charged electrodes to reveal dipole and parallel-plate field shapes

the medium-strength option for classroom investigations into magnetic poles and field-line geometry

violet - cover the standard color-mixing palette for ray-box and projector demonstrations

Black 2mm Connecting Lead Botany_Botany Models dimensioned to slot into PH0651Long 1000mm black 2mm plug lead with a crocodile clip on the opposite end, sized for cross bench patch runs in small scale electronics work where larger 4mm hardware is impractical.