The Glaukar Anastigmat F:2 F=8cm lens by Emil Busch A. Rathenow Block is a very rare and sought-after piece for collectors and photography enthusiasts. This lens, known for its high-quality construction and sharp images, offers a unique focal length of 8cm, making it ideal for specialized shooting scenarios. With its superior optics and craftsmanship, the Glaukar Anastigmat lens is a valuable addition to any camera collection.