William Herschel's 40-foot Telescope by Brian K. H. Yim

Brian K. H. Yim | all galleries >> Europe >> 2018 Amsterdam, The Hague & London >> London > William Herschel's 40-foot Telescope


24-May-2018

The remaining 10 ft section of the telescope, it used a 48-inch (120 cm) diameter primary mirror with a 40-foot-long (12 m) focal length.

Nikon D800 ,Nikkor 24-85mm f/2.8-4D AF
1/80s f/11.0 at 38.0mm iso250 full exif

other sizes: small medium large original auto

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