Chrome-Nickel Wire 0,3 mm/ 100 m

Constantan Resistance 0,3 mm / 100 m

Constantan Resistance 0,4 mm / 50 m

Constantan Resistance 0,5 mm/ 50 m

Convex Lens on Stem f =+100 mm

Copper Wire 0,3 mm / 100 m

Field Coil 100 mm

Iron Wire 0,3 mm/ 100 m

Nickel Wire 0,3 mm / 50 m