L30 Mechanical Planimeter, Lens Tracer

Resolution:    0.009 Sq Inch.   0.05 Sq.cm.

Range:  Largest Rectangle 12"x30" or 30cm x 76cm Circle 17" or 43cm

Accuracy: +/- 0.2%

Calibrations: English/Metric

Tracer Arm Length: 10" or 25.4cm

Pole Arm Length: 13.5" or 34cm