Clear acrylic, all faces fully polished. Dia. x Thickness
90 x 16 mm.
90 x 25 mm.
A direct reading, single pan balance with its scale in the form of a quadrant. The arc scale is graduated in dual ranges of 0-250x 1 gm and 0-1000x5gm which can be set using the weight arm provided. Cast aluminium frame with all steel parts chrome plated. Levelling screw for zero adjustment.
Balance Lever, Single range
Balance Lever, Dual range
Polystyrene bodies with large, easily read flat scales, zero adjustable device having anodized metal scale is provided.
Polished brass, supplied with wooden block, as illustrated.
For illustrating expansion by heating and contraction by cooling comprising a mild steel bar 110x10mm (lenght), on rod with wooden handle, overall length approx. 280mm. with metal cast gauge, sliding fit over ends of bar and with hole 10mm bore in one arm.