Unbranded Rapid Rectilinear Barrel Lens - 10", f/8
An early 1900's unbranded 10" rapid rectilinear f/8 to f/64 barrel lens, that uses an adjustable 12 blade diaphragm, with a mid-body ajustment post in the barrel.
An early 1900's unbranded 10" rapid rectilinear f/8 to f/64 barrel lens, that uses an adjustable 12 blade diaphragm, with a mid-body ajustment post in the barrel.