US$ 32.99
Hundred-ohm 5W fixed resistor in an ABS module with 4mm sockets
Double-concave glass lens at 50mm diameter and 100mm focal length
Bobbin-wound transformer coil with 4mm panel sockets
the strongly curved surface (R=100mm) producing magnified real images for image-formation experiments
Meker-style natural gas burner delivers a broad
Round Convex Glass Mirror, 75mm Diameter, 100mm Focal Length Prong_2 Hundred-ohm 5W fixed resistor inWider 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.
US$ 32.99
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