Lancaster see-saw shutter with landscape lens

Before lens shutter on 27mm tube with achromatic lens, two sliding plates with V ends operated by pneumatic release valve with time stop. Of rectangular shape with rounded edge. Lancaster, 1891.

Details

Category:
Photographic Technology
Collection:
Kodak Collection
Object Number:
1990-5036/1247
type:
shutter
credit:
The Kodak Collection at the National Media Museum, Bradford