Balance Spring

Spherometer Spherometer for the accurate measurement of the radius of curvature of spherical lenses. Made of brass with a vertical scale of 10-0-10mm. A micrometre scale with 100 divisions

Portable Electronic Balance having 2 kg capacity with 0.1g accuracy Capacity 2 kg Division 1 g Pan size 15x17 cm, operates on mains supply & battery. Supplied with adapter.

Set comprises masses of aluminium with slots, aluminium hanger with hook. Fine finish, masses removable and replaceable on hanger.

Vernier Calipers Digital • Hardened Stainless Steel construction, bright LCD display. • Easy push button Metric English conversion. • Operates on one 1.5V silver oxide battery (included). • Automatic shut off. • 0-150mm x 0.01 mm / 6 inches x 0.0005 In. • Comes complete with foam lined sturdy case, and instructions.