It has been divided into two parts, so that the measurer could go inside
and calculate the readings accurately. The foundation has lead sheetings so that the
various seasons donot affect the readings. Each of these two cavities are divided into six
marble slabs, divided further into minutes and seconds. They are also bearing the
inscriptions of twelve symbols of zodiac. In the middle of the instrument a ring is
hanging with the help of the wires
It is an ideal instrument for
demonstrating the the so called "doctrine of sphere" and showing to the eye, the
apparent motions of the Sun, and would be great educational value to all commencing the
study of astronomy. The marble slabs are alos introduced for the zodiac sysmbols. |
