An historical astronomical instrument, the heliotropii telioscopici or helioscope, used for observing and following the sun's motion. The first one was designed by Christoph Scheiner (1575-1650) to help him observe sunspots. The instrument projects a tele

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An historical astronomical instrument, the heliotropii telioscopici or helioscope, used for observing and following the sun's motion. The first one was designed by Christoph Scheiner (1575-1650) to help him observe sunspots. The instrument projects a telescopic image of the sun onto a white piece of paper in a dark room.

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Size: 2514px × 3094px
Photo credit: © Photo Researchers / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: art, artwork, astronomical, astronomy, christoph, color, drawing, engraving, enhanced, equipment, helioscope, heliotropii, historic, historical, history, illustration, medieval, object, scheiner, sun, telescope, telioscopici, tool