Shelfmark

Bus.16

Maker

Emil Busch Optical Co.; Ltd.

Subjects

optical; medical (opthalmic instruments; refractometer)

Title

The Bush-Thorner Optometer (Thorner’s Eye Refractometer)

Description

Describes an instrument for the objective determination of refraction in a patients eye. Includes instructions for use and lists and illustrates accessories. Single-page insert describes an ‘observational mirror for a distant object’ (cat no. Dr. 77; illus). However, this is also described and illustrated in the main text (p.8)

Earliest Date

1929

Latest Date

1932

Pages

12 + 1

Address

37-38 Hatton Garden; London; E.C.1

Other Makers

Cat no

Dr. 31 e

Contents List

Hardback

Prices

Yes

Index

Illustrations

Yes

General Ref