Ross Doublet Portrait Lens

Made:
London
maker:
Ross Limited
Ross Doublet Portrait Lens

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

License this image for commercial use at Science and Society Picture Library

License

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

A Doublet Portrait lens F.4 9inch f.l. with Waterhouse stops and rack and pinion focusing. The original lens of this type was invented by Andrew Ross in 1841

Details

Category:
Photographic Technology
Object Number:
1979-559/1425
Materials:
glass and metal (unknown)
Measurements:
overall: 115 mm 75 mm,
type:
lens