Educational trainer

PM-ENTERPRISE

Comprising a stout Bakelite box 100mm diameter with Aluminium diameter. Graduated in
0.90 four times ant parallax mirror slot and replaceable steel pivot. The short magnetic
needle has a jewel bearing and a light Aluminium pointer designed for precise reading and
maximum damping. One meter long single piece wooden nicely polished base with
embedded 2 half meter scale reading from the centre of compass box (magneto- meter) i.e.
zero

Comprising a stout Bakelite box 100mm diameter with Aluminium diameter. Graduated in
0.90 four times ant parallax mirror slot and replaceable steel pivot. The short magnetic
needle has a jewel bearing and a light Aluminium pointer designed for precise reading and
maximum damping. One meter long single piece wooden nicely polished base with
embedded 2 half meter scale reading from the centre of compass box (magneto- meter) i.e.
zero at centre of both the scales, with compass box Bakelite or Aluminium and leveling
screw.

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