canon of the Premonstratensian monastery of Oberzell near Würzburg

1685 - 'Oculus Artificialis Teledioptricus Sive Telescopium' published in Würzburg. Contains many descriptions and diagrams, illustrations and sketches of both the camera obscura and magic lantern, along with various other lanterns, slides, projection types, peepshow boxes, microscopes, telescopes, reflectors, and lenses.