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Page 634 of 699
Maker
Hilger & Watts Ltd.
Title
Watts Optical Flats
Description
One in a binder of Watts instruments catalogues filed by topic, under the heading Miiscellaneous.
Information provided:- Purpose of Flat; Operation; Testing Micrometers; Detection of Burrs on Lapped Surfaces; A list of Catalogue numbers for 2” diameter optical flats of various kinds: TP20-29; 4” diameter optical flats lf various kinds: TP 40, 42, 43; Micrometer testing flats: TP192-197, and accessories follow.
Shelfmark
Maker
Cambridge Instrument Company; Limited
Title
Cambridge electronic recorder
Description
The instrument is designed specifically to meet the diverse requirements of the industrial, and technological fields. After a brief introductory paragraph, information is presented under these headings:-
Electronic Self-balancing System;
Amplifier Units: Filtering and noise reducing circuits;
Damping and sensitivity; Interchangeability and replacement;
Servo-Motor and Tachometer;
Standard Potentiometer: Standardisation;
Stabilised Mains Unit for Slide-Wire Supply;
Single and Multi-Point Systems: Single-point systems;
Multi-point recording; Turret-pen construction and
reservoir replenishment;
Chart Drive System: Chart speeds - single-speed gear drive;
Chart speeds - 3-speed gear drive; Chart details; Clutch
adjustment;
Control;
Standard Arrangements: Current balance circuits; Ratiometer;
Automatic cold junction compensation;
Additional Non-Standard Features: Automatic chart motor
switch; Variable range control; Zero suppression (set up)
Transmitting slide-wires; Magslip chart drive; Illumination;
Digitisers;
Applications;
Installation Details: Mains supply; Finish;
Electronic Indicator;
Performance Data
Maker
Hilger & Watts Ltd.
Title
Surface finish microscope
Description
One in a binder of Watts instruments catalogues filed by topic, under the heading Microscopes
After a brief mention of use and capabilities, information is arranged under these headings: General Description - [sub-
headed] Mechanical., Optical System; Interpretation of Fringe Pattern; Camera Attachment; Replica Technique
A list of accessories and fittings with their catalogue numbers follows.
Maker
Hilger & Watts Ltd.
Title
Watts length measuring machines
Description
One in a binder of Watts instruments catalogues filed by topic, under the heading Linear Measurement
The introductory page has: These machines are specially suitable for the measurement of pin and rod gauges and are supplied in the following types: Type A: for measurement from 0-120 ins. (3M) reading direct to 0.000 05 in. (0.001 mm.) Type B: readinhg direct to 0.000 1 in. (0.002 mm.) for measurement from 0 to lengths greater than 120 ins. (3M) or for use wdhere the higher accuracy of the type A machine is not required. Information about Type A is arranged under these headings: General Description; Work Supports; Method of Use; Accuracy; Master Scales; After a general overview of Type B, the method of use is said to be similar to that described for the Type A machine
Shelfmark
Maker
Cambridge Instrument Company; Cambridge Industrial Instruments Limited
Title
Cambridge Stock Instruments for temperature measurement and control
Description
Shelfmark
Maker
Cambridge Instrument Co. Ltd.
Title
Cambridge Gas Analysers B Primary Measuring Group
Description
Shelfmark
Maker
Hilger & Watts
Title
Hilger Journal
Description
Main article: High-voltage generators for x-ray diffraction work, by G.D.A. Hoekstra. Forerunners of Diffractis G; News and notes on Hilger products including spectrographic instruments and accessories used in Scotland Yard forensic laboratories; medium quartz spectograph with direct-reading equipment and analysis of various metals. account of the stability of the Uvispek
Obituary of George William Watts.
Shelfmark
Maker
Cambridge Instrument Co. Ltd.
Title
Le Microscope Electronique Stereoscan * Cambridge Mk II
Description
Includes a lot of information about the instrument.
Shelfmark
Maker
Cambridge Instrument Co. Ltd.
Title
Cambridge Instrument Company Limited News
Description
Shelfmark
Maker
Cambridge Instrument Company; Limited; Cambridge Industrial Instruments Limited
Title
Cambridge Instruments in Control
Description
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