Geo Optical Square F1M

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Geo Optical Square F1M

SKU
OSQGFF1/1M

$297.00 inc GST


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The Geo Fennel optical square offers the highest accuracy and double pentagonal prisms for right angle sighting in either direction. A protective metal cover slides around to protect the prisms. The ideal builders square. Hard carry pouch included.

Features:

  • High Accuracy of <1'
  • Large clear prisms accurately turn line of sight at exactly 90°
  • Prisms are silvered on top and bottom for viewing +/- 45° above or below the position of the operator
  • Smooth operating rotating closure to protect prisms

Applications: 

  • Placing points on line
  • Setting out curves
  • Offset measurements
  • Determining the horizontal
  • Detail plans and area measurement
  • Simple height measurements 

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