A pair of compasses with legs that may be extended for large circles.
- The Iris 100 is a universal compass that can be used both as a steering compass and as a hand-bearing position fixing compass.
- Remembered by many as the Silva universal compass, this classic instrument comes with a mounting bracket enabling it to be mounted and read from nearly any position - on a bulkhead or on a shelf or dash as a steering compass, or even from the overhead as a ‘tell-tale’ compass.
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