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Hemisferium H21 Equatorial Solar Astronomical Ring Dial Universal Sundial, Scientific Instrument called Astronomical Ring, perfect as a decorative element. It belongs to the so-called universal Equatorial Solar Quadrant. Its history dates back to the 18th century, when its use became widespread. It is composed of an adjustable ring for various latitudes, a meridian ring with the latitude scale, a folding hour ring and a slotted central ruler, with the graduation of the months, on which a small perforated cylinder moves. The time obtained is the local solar time. Dimensions = Maximum Height (with base): 12cm / Diameter: 10cm / Thickness: 0.4cm HEMSIF_H21_Solar_Astronomical_Ring
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Seller Info
pensdeluxe (19111)
Shipping Policy
Orders are generally dispatched the following business day. Standard shipping times are usually 1-3 business days for domestic and 5-10 days for international.
Return Policy
Exchange within 14 days
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