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Leading Manufacturer, Supplier & Retailer of Nautical Alidates and Nautical Compass.
Before you can do this, the Alidade has to be adjusted to the horizon with the aid of the water level and the direction has to be set with the compass.
This true to original instrument is mainly meant for decoration, but one can well use the telescope to check heights and measure them with the protractor.
Javed Alam (Regal Survey Industries)
223/8, Sheikhpuri, Ganeshpur, Roorkee, Uttarakhand - 247667, India
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