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W I C H M A N N
COMPENSATING  POLAR  PLANIMETER



T E C H N I C A L   D A T A      of the  W I C H M A N N  PLANIMETER
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Model 90            Gebr. WICHMANN GmbH / Germany          SN = 6654

Length = 20 cm     1:1000  / 126,25  /  10 qm = 10 qmm  on scale 1:1
                                    ...
                   1:5000  /  26,40  / 100 qm =  4 qmm

Adj.Pole Arm ca. 215 mm (Max)        Adj.Tracer Arm ca. 183 mm (Max)

Tracer with MAGNIFIER in a Rotating Grip,   MAHO Unit w.RESET Switch

                     THEORY OF PLANIMETERS
impressum:
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© C.HAMANN     http://public.beuth-hochschule.de/~hamann    10/09/08