Equatorial telescope made by Thomas Cooke and Sons Limited, York, 1921.

 
Equatorial telescope made by Thomas Cooke and Sons Limited, York, 1921.
4 0 c m
 
30cm
actual image size: 22cm x 32cm

Description

Photograph of a 7 inch refracting telescope on an equatorial mounting built by Thomas Cooke and Sons Limited of York, England in 1921. This instrument was intended for use in a permanent observatory building has an integral a weight driven clockwork drive. Fitted with a Taylor type objective lens, for photography, it is shown with a photographic plate holder in place. By reversing the main objective lens the telescope could be used for visual observations.

Image Details

Image Ref.
 
10418891

© Science Museum / Science & Society Picture Library

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