: Use the telescope eyepiece to focus on the target. Then, use the micrometer eyepiece (usually adjacent to the telescope) to see the scale graduations Coincidence
Instruction manual for use with Pilot Balloon Theodolite Mk V hilger watts theodolite manual
: Usually finished in a distinctive durable green enamel with chrome plated controls. www.mathsinstruments.me.uk Operating Instructions : Use the telescope eyepiece to focus on the target
The manual is lauded for its clarity and comprehensive approach to complex optical-mechanical systems. It typically covers: Instrument Setup hilger watts theodolite manual
Where to find parts for vintage Hilger & Watts theodolite? - Facebook