Mounted Color Filter Set, 7 Monochromatic + 1 Tri-Color Item Type_Weights Convex glass mirror at 50mm

Convex glass mirror at 50mm diameter and 100mm focal length

Cork-jawed safety tongs measuring 12 inches in stainless steel accommodate both round-bottom flasks and straight-sided beakers

Graduated white screen mounted for use on the optical bench

Insulated bobbin coil for the demountable transformer with 4mm panel sockets and an enclosed earth pin

5% ±2 digit accuracy on a 3-1/2 digit LCD

Mounted Color Filter Set, 7 Monochromatic + 1 Tri-Color Item Type_Weights Convex glass mirror at 50mmEight color filters cyan, violet, magenta, red, yellow, blue, green, and tri color sit in 2 x 2 inch plastic mounts with 1 x 1. 38 inch apertures for use against a ray box source.