CANON - Canon EF 50mm 28mm 15mm service
by CANONComprehensive service manual covering three Canon EF lenses: EF 50mm f/1.8, EF 28mm f/2.8, and EF 15mm f/2.8. This technical reference is designed for repair technicians and maintenance professionals. Each lens receives detailed coverage including precise specifications (format, focal length, optical structure, angle of view, AFD autofocus system, focusing specifications, and electromagnetic diaphragm mechanisms). The manual provides step-by-step disassembly and assembly procedures for both EMD and AFD units, accompanied by comprehensive descriptions of external components. Adjustment sections address focus calibration, pulse adjustment, and implementation of the "Best Focus Adjustment" service policy. Individual instructions for each lens include detailed technical illustrations and diagrams. A complete consumables list specifies adhesives, specialized lubricants, and all relevant Canon part numbers. Detailed electrical schematics and PCB architecture diagrams at the document's conclusion enable thorough understanding of control circuitry and embedded electronic systems. Essential reference material for diagnosis, repair, and restoration of these professional-grade lenses.
Documentation must be downloaded on a computer (PC, Mac, or Linux).
Do not use a smartphone or tablet to download documentation; they generally lack sufficient memory capacity to handle large files, and few users know how to locate the download folder on these devices.
Once downloaded, you can use it right away and even print the pages you need, or use your smartphone in photo mode to translate into the language of your choice: Google Translate
Document Details
- Format
- Pages
- 71
- Size
- 4.9 MB
- Category
- Photography