Shelfmark

wts.13

Maker

W. Watson & Sons

Subjects

Binoculars.; Telescopes.; Prisms (Ophthalmology)

Title

A supplemental list of binocular glasses of new type including prism glasses, Telescopes astronomical and portable. [facsimile]

Description

This catalogue of optical instruments presents the company's most recent ranges. Each page shows an illustration of an instrument, accompanied by half a page or more of description, ending with specifications and prices.
The models featured are:-
Watson's new Spansa field glass;
Watson's new Mersa field and opera glass;
W. Watson's naval Mersa binocular glass;
Prism field glasses;
Watson & Sons' Perspect prism field glass;
The Penta-prism glass (Hensolt's Patent);
Zeiss's patent binocular field glasses: prismatic, Porro system
The Goerz-Trieder binocular glass: Porro system;
Watson's Century telescope, illustration;
Watson's diffraction buttons;
Watson's Century telescope;
Watson's Popular telescope, illustration;
Watson & Sons' Popular telescope;
Equatorial mounts for telescopes of 3 and 4 inches aperture;
W. Watson & Sons' Distax pocket prism telescope;
Watson's Pencil telescope

Earliest Date

Latest Date

Pages

20

Address

313, High Holborn, London, W.C. (Two doors from Chancery Lane), Branches: 16, Forrest Road, Edinburgh; 2, Easy Row, Birmingham

Other Makers

Cat no

n.a.

Contents List

Hardback

Prices

Index

Illustrations

Yes

General Ref