The name is derived from the best known version of this solar clock, in which the path of the pearl in both tropics traces two lines that resemble the hood of Capuchin monks.The quadrant goes back to the 15th century, although the date is not precise.
This model is a sea-going, local-hour quadrant of a type called a clinometer. It is a reproduction and has been calculated for a latitudes of 51.5º N
Height: 4.58 inches
Thickness: 0.01 inches
Width: 3.33 inches