brass mounted wide angle symmetrical lens F.16 7 inch f.l

Made:
circa 1890 in London
brass mounted wide angle symmetrical lens F.16 7 inch f.l

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brass mounted wide angle symmetrical lens F.16 7 inch f.l, with wheel stops. Ross, c.1890

Details

Category:
Photographic Technology
Collection:
Arthur Frank Collection
Object Number:
1979-559/1104
Materials:
glass and brass (copper, zinc alloy)
Measurements:
overall: 25 mm 60 mm,
type:
symmetrical lens
credit:
The Arthur Frank Collection