MAMIYA - Mamiya 7 Lens 65mm Parts

Complete technical documentation for the Mamiya 7 N 65mm f/4 L lens, covering both Assembly 1 and Assembly 2 in full detail. This service manual includes comprehensive exploded diagrams that reveal the internal construction and precise component layout of this professional optical system. Two detailed parts lists—one for each assembly—catalog every component with commercial and alternative part numbers, technical designations in both English and Japanese, required quantities, and identification data. The documentation covers the complete lens assembly: mount cover, name ring, rear lens cap, optical unit, lens barrel, focusing helicoids and rings, aperture and control rings, rangefinder assembly, lens holders, electrical contact pins, seals, springs, and all structural elements. Fastening screws are specified by type and exact dimensions. This reference serves optical technicians, professional camera repair specialists, and restoration experts maintaining Mamiya equipment. The technical diagrams enable rapid component identification and support disassembly, service, repair, and reassembly of this sophisticated lens system. Essential for workshop and field repair operations.