Spherometer for Surface Curvature Measurement Metal Labware_Metal Bases & Rods with a 6cm cylinder extending

with a 6cm cylinder extending to 16cm overall for suspending submerged specimens in the bucket

Transparent-cased 2V 20Ah lead-acid accumulator with removable handle and printed terminal markings

suited to fieldwork in geography units and orientation activities outside the classroom

stackable on a slotted hanger for fine-grained force and mechanical-advantage investigations with a 1110 gram total capacity

this wizard's potion set bundles glass flask

Spherometer for Surface Curvature Measurement Metal Labware_Metal Bases & Rods with a 6cm cylinder extendingThree legged spherometer with legs spaced 40 mm apart and a vertical scale reading 10 to +10 mm at 0. 01 mm resolution, calculating radius of curvature for round and spherical optical surfaces.