Glass positive:- Franklin-Adams astro-camera, this

Made:
1929 in Cape Town
maker:
Hinton and Co.

Glass positive:- Franklin-Adams astro-camera, this shows the instrument with which the photographs were obtained for the Franklin-Adams chart, the lens was a Cooke Triplet of 10-in, aperture, and 45-in, focal length, a few of the 206 photographs obtained are also exhibited, each plate was 15 inches square, and the complete series affords a photographic representation of the whole sky, 15" x 15"

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Details

Category:
Astronomy
Object Number:
1929-768
type:
refracting telescopes
credit:
Hinton and Co.
status:
Permanent collection

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