Photometer on 16-inch telescope


About this image

An early picture of a photoelectric photometer, used for accurate measurements of the intensity of stars, mounted on a Kitt Peak 16-inch telescope (the only such 16-inch remaining on Kitt Peak used to be an exhibit at the Visitors' Center, but has now been stored).

More: instruments page, history page.

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400 x 518 29 kb B&W JPEG (on this page)
900 x 1164 136 kb B&W JPEG
900 x 1164 1.0 Mb B&W TIFF
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