Aperture disc with 11 apertures

Made:
1825-1850 in England
maker:
Powell and Lealand
Aperture disc with 11 apertures, to fit in substage collar

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Aperture disc with 11 apertures, to fit in substage collar
Science Museum Group
© The Board of Trustees of the Science Museum

Aperture disc with 11 apertures, to fit in substage collar, by Powell and Lealand, English, early 19th century

Details

Category:
Microscopy (Wellcome)
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A607008
Materials:
brass
type:
microscope aperture plates