The Early Development of the Fresnel Lens: Part 6 (Other Makers)

This is the final segment of the story of the Fresnel lens makers. In this article the AGA, Pharos Marine, Automatic Power, Corning, Macbeth-Evans, Gebr. Picht, Dr. Genthe Glass, Nitsche & Gunther, Julius Pintsch, Wilhelm Weule glass and lens makers described. There are a number of other makers of navigation aids that have not been included in this series of articles because they did not produce glass Fresnel lenses. Here's a partial listing: Amerace in America, Carmanah in Canada, Impulsphysik in Germany Pelangi in Great Britain Tideland Signal in America, Vega Industries in New Zealand, and Veitmeyer in Germany.