Hilger Watts Theodolite Manual -

Note: Hilger & Watts produced several theodolite models (e.g., TM 1A, TM 6, 20-second, 1-second). The following is a general guide applicable to their classic 6-inch (150mm) glass circle theodolites, which are the most common in collections and field use today.

Where to find parts for vintage Hilger & Watts theodolite? - Facebook hilger watts theodolite manual

The manual for these instruments follows a standard "transit" procedure: Setup and Centering Mount the instrument on its tripod, ensuring the centering screw is initially loose. optical plummet Note: Hilger & Watts produced several theodolite models (e

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