Erwin Puts reports that the Leica APO-Telyt-M 135mm f/3.4 lens has been discontinued: “The M-system, once the backbone of the Leitz and Leica companies, is in danger of becoming a niche product and while still being a cash cow for the company, has no future and will not generate new sales. The annual sales of … Continue reading The Leica APO-Telyt-M 135mm f/3.4 lens is discontinued