Shelfmark

Hil.456.a

Maker

Hilger & Watts Ltd

Subjects

Optical instruments; Surveying -- Instruments--Handbooks; manuals etc.; Measurement

Title

Instruction book for microptic transit

Description

Instructions for using the three models of the instrument, i.e. ST 188, ST 190, and ST 192, are presented under these headings:- Section A Instructions For Use: Instrument case, Setting up, Taking observations, Reading the circles, Measuring a horizontal angle, Measuring a vertical angle and trigonometrical levelling, Traverse surveying, Observations on one face only - routine test, Auxiliary telescope, Turblar compass, Telescope bubble, Traverse target and lamp cup; Section B Adjustments:- Footscrews, Plate bubbles, Verticality of diaphragm lines, Hirizontal collimation, Plumb-line, Vertical circle zero, Telescope bubble adjustment; Section C Servicing: Circle reading microscopes, Circles, Lubrication and general dismantling; Specification

Earliest Date

1959

Latest Date

1959

Pages

25

Address

98 St. Pancras Way, Camden Road, London N.W. 1

Other Makers

Cat no

BY 66/2

Contents List

Yes

Hardback

Prices

Index

Illustrations

Yes

General Ref