Dynamic Trolley
Hardwood 300 mm long, metal reinforced ends, three low friction ball bearing wheels, quick release triple impulse spring, 4 removable metal legs to enable stacking of trolleys, mass 0.9 kg approx.
Spherometer Laboratory
• Brass dial head 40 mm diameter, mounted on stainless steel screw.
• Head divided into 100 divisions, reading to 0.01 mm and registering on vertical scale 10-0-10.
• Frame with three legs of stainless steel.
• Distance between two legs is 40 mm approximately.
• Pitch 1mm.
Plastic, tubular Newton spring balances.
Each range is colour coded for convenience and is graduated in both grams and Newtons.
The spring mechanism is clearly visible and zero adjustment is incorporated.
Horizontal reading, length one meter and width 25 mm.
Double scale, one edge divided in inches and tenths and other in centimeters and millimeters also available graduated in vertical readings.
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