Caspar Lehmann

Early in the 17th century, Caspar Lehmann, gem cutter to Emperor Rudolf II in Prague, adapted to glass the technique of gem engraving with copper and bronze wheels. Although intaglio (Tiefschnitt, “deep cut”) and high relief (Hochschnitt, “high cut”) engraving on glass were known to the ancients, Lehmann was the…

…Georg Schwanhardt, a pupil of Caspar Lehmann. Lehmann had been gem cutter to the emperor Rudolf II in Prague and there had taken the decisive step of transferring the art of engraving from precious stones to glass. His first dated work is a beaker of 1605; in 1609 he obtained…