Kingston Home Guard Rangefinder

Kingston Home Guard Rangefinder

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

Buy this image as a print 

Buy

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

License

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

Circular fiberite discs concentrically mounted, one with circular slot with increasing width, the other with fixed slot. Discs preset for heights of common objects (given in table on back). Small viewing aperture, attached to knotted cord, running through hole in centre of discs, and weighted at other end. Held close to the eye and discs moves away until object just fits the aperture. Distance measured by length of knotted string in 100 yard units. Three sets. Clement Clarke Limited. Kingston Patent.

Details

Category:
Cinematography
Collection:
Kodak Collection
Object Number:
1990-5036/3458
Materials:
glass
type:
range finder
credit:
The Kodak Collection at the National Media Museum, Bradford