Accession No

1625

Brief Description

dark field illuminator, by R. and J. Beck Ltd., English, 1927

Origin

England; London

Maker

R. and J. Beck Ltd.

Class

optical

Earliest Date

1927

Latest Date

1927

Inscription Date

Material

glass; metal

Dimensions

length 30mm; maximum diameter 22mm

Special Collection

Provenance

Donated by Ealing Beck Ltd. in 09/1971. Designed in 1920.

Inscription

‘R & J BECK. LTD
LONDON’

Description Notes

Screw fit front lens, fitting onto a black painted knurled ferrule, with external screw thread.

References

Events