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  • SERVICE & REPAIR
    • SERVICE & REPAIR
    • Lenses we service
    • Cine Lens Repair
    • Still Lens Repair
    • Polishing & Coating
    • Hedén Motor Service
    • MODIFICATIONS
    • Cine-Mod®
    • Fujinon MK-R (RF Mount)
    • Canon CN-E PL
    • SPEC DEV
    • EVALUATION
    • CLeW Grade
    • LensLine
    • Service+
    • FAQs
    • INTAKE FORM
    • INSTALL GUIDES
  • SHOP LENSES
    • Lenses by Brand
    • LF Cine Zooms
    • High-Speed Prime Sets
    • Anamorphic Lenses
    • QC Process
    • Financing
    • EDU Program
  • ACCESSORIES
    • Lens Caps
    • Filters
    • Front Rings
    • Cases & Bags
    • Clamp-Ons
    • Mounts & Adapters
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    • TOOLS
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  • ABOUT
    • Overview
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Conversion Kits provide a secure, semi-permanent solution for changing a lens mount with improved accuracy and reliability. These kits require minor disassembly and proper tuning, making them ideal for lenses that need consistent flange depth and dependable performance in professional production environments.

Mirrorless Mount Kit - Leica R
Duclos
Mirrorless Mount Kit - Leica R $225.00
Mamiya Sekor-C Mount Kit - Canon EF
Duclos
Mamiya Sekor-C Mount Kit - Canon EF $495.00
Nikon AI/AIS Mount Kit - Canon EF
Duclos
Nikon AI/AIS Mount Kit - Canon EF $150.00
Zeiss Otus Mount Kit - Canon EF
Duclos
Zeiss Otus Mount Kit - Canon EF $150.00

Zeiss Classic Mount Kit - Canon EF
Duclos
Zeiss Classic Mount Kit - Canon EF $150.00
Zeiss Milvus Mount Kit - Canon EF
Duclos
Zeiss Milvus Mount Kit - Canon EF $150.00
Duclos
MK-R RF Mount Conversion Kit (Partner Only) $495.00
Universal Mount Flange
Duclos
Universal Mount Flange $425.00

Fujinon MK Mount Kit - Micro 4/3
Duclos
Fujinon MK Mount Kit - Micro 4/3 $300.00
Sigma Cine Mount Kit - Canon EF
Duclos
Sigma Cine Mount Kit - Canon EF $750.00
Fujinon XK Mount Kit - Canon EF
Duclos
Fujinon XK Mount Kit - Canon EF Learn More
Discontinued
Fujinon MK Mount Kit - Sony FZ
Duclos
Fujinon MK Mount Kit - Sony FZ $349.00
Sale

Veydra Mount Kit - Fuji X
Duclos
Veydra Mount Kit - Fuji X $100.00
Sale
Leica-R Mount Kit - Canon EF
Duclos
Leica-R Mount Kit - Canon EF $150.00
Mamiya Sekor-C Mount Kit - PL
Duclos
Mamiya Sekor-C Mount Kit - PL $495.00
Angenieux Optimo Mount Kit - PV
Duclos
Angenieux Optimo Mount Kit - PV $425.00

Multi-Mount Flange
Duclos
Multi-Mount Flange $400.00
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