Photographer's head clamp, c 1840.

 
Photographer's head clamp, c 1840.
4 0 c m
 
26cm
actual image size: 18cm x 32cm

Description

Sitters for the earliest portrait photographs had to sit completely still for as long as 20 minutes; the slightest movement would cause the photograph to blur. This device was designed to counteract the problem, keeping the subject rigidly in place.

Image Details

Image Ref.
 
10301588

© National Museum of Science & Media / Science & Society Picture Library

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