Image: Hooker interferometer
Hooker_interferometer.jpg (416 × 306 pixels, file size: 41 KB, MIME type: image/jpeg)
Description: The caption reads: "Twenty-foot Michelson interferometer for measuring star diameters, attached to upper end of the skeleton tube of the 100-inch Hooker telescope. This instrument is now on display at the Rose Center of the American Museum of Natural History in New York" See [1].
Usage Terms: Public domain
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