Ross Concentric Lens

Made:
1895-1905 in London

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Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Lens with aperture stop wheel, Serial No 51770. F.16, 15 inch f.l. Lens consists of two achromatic doublets. Maximum aperture at which it could be used was F.16. Ross, c.1900.

Details

Category:
Photographic Technology
Object Number:
1979-559/1195
Materials:
brass (copper, zinc alloy), glass, white metal (unknown)
Measurements:
undefined
type:
concentric lens
taxonomy:
  • tools and equipment
  • equipment by process
  • image making equipment
  • lens
credit:
The Arthur Frank Collection
status:
Permanent collection

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