CANON - Canon EF 500mm f45L USM Parts
by CANONComplete parts catalog for the Canon EF 500mm 1:4.5 L USM telephoto lens (reference C21-8352), an essential technical resource for servicing this professional-grade optical system. The manual delivers detailed exploded-view diagrams and assembly illustrations that systematically identify every component and subassembly throughout the lens structure. A comprehensive parts list organizes each item by reference number, classification code, quantity, and page reference for quick location. Coverage spans the full optical path—lens groups G1 through G7—along with focus rings, depth-of-field preset mechanisms, contact units, focusing assemblies, electrical connectors, and the USM ultrasonic motor components that drive autofocus performance. The catalog distinguishes between earlier and current production variants where component changes have occurred, which is critical when sourcing replacements. Also included is full parts documentation for the compatible Canon ET-123B and ET-123B II lens hoods. Repair technicians, restoration specialists, and maintenance professionals working with Canon's premium telephoto optics will rely on this manual for precise parts identification, accurate ordering, and correct assembly procedures.
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Document Details
- Format
- Pages
- 12
- Size
- 314.3 KB
- Category
- Photography