https://opticandframe.com/craftsmanship/feed.xml How exceptional cameras and lenses are made: workshops, materials, assembly, calibration, and repair craft. en https://opticandframe.com/craftsmanship/inside-precision-lens-manufacturing/ https://opticandframe.com/craftsmanship/inside-precision-lens-manufacturing/ Wed, 07 Oct 2026 12:00:00 +0000 No factory visit, no speculation. What published accounts of Leica's Wetzlar works actually reveal about how premium lenses are made.