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Uploaded 2-Jun-18
Taken 20-Feb-18
Visitors 5
6 of 16 photos


Achromatic doublet refractor telescopes

Optics Museum, College of Optical Sciences
The University of Arizona
Tucson, AZ, USA
2018-02-20 9:47:48 AM
Canon EOS 6D, f/4.5 @ 24 mm, 1/30, ISO 3200, No Flash

Achromatic doublet refractor telescopes