26.5 x 23.5 cm workshop mounted on leaf of 39.5 x 23.4 cm at the time.
Hollstein's German engravings, etchings and woodcuts, Bd. XXVIII, Amsterdam 1980, S. 40, Nr. 136-157.
Extremely rare. No library appears to hold an example outside Switzerland.
Fine and decorative Broadside devoted to optics, including a larger vignette of the Feldhof Armoury, with figures occupied in various optical activities: A teacher demonstrating the use of a large telescope, a man looking through a magnifying glass. Below there are four smaller engraved representations of science of catoptrics, dioptrics, microscopy and the use of a magic lantern.
Johann Meyer [1655-1712] came from a very distinguished family of Swiss engravers and was the was the son of Conrad Meyer.