Round Convex Glass Mirror, 75mm Diameter, 100mm Focal Length Prong_2 Articulated joints allow posing the

Articulated joints allow posing the 17

this insulated wire pairs a 2mm plug with a crocodile clip to keep polarity color-coded in small-scale circuit work

Demonstrates the full light-to-electricity-to-motion chain through a solar cell

Double-concave glass lens at 50mm diameter and 100mm focal length

Bobbin-wound transformer coil with 4mm panel sockets

Round Convex Glass Mirror, 75mm Diameter, 100mm Focal Length Prong_2 Articulated joints allow posing theWider aperture 75mm convex glass mirror at 100mm focal length, ~2. 8mm thick, the diverging curvature delivering reduced virtual images while the larger face brightens viewing.