K&F Concept KF3975 Leica M to Canon RF Lens Mount Adapter (Black)

The K&F Concept KF3975 is a precision-engineered lens mount adapter that allows you to use Leica M-mount lenses on Canon RF-mount mirrorless cameras. Crafted from high-quality aluminum alloy and brass, this adapter ensures a secure and durable connection while maintaining the correct flange focal distance for infinity focus. Its anti-reflection matte interior minimizes stray light, and the red dot alignment system facilitates quick and accurate mounting.

Advantages

Expand your lens compatibility by mounting classic and modern Leica M lenses (including Voigtlander, Zeiss M, and Leica M) on Canon RF cameras such as the EOS R, RP, R5, R6, R7, R10, R50, R100, and C70. The all-metal construction provides a solid, reliable interface with smooth mount and dismount. Manual focus and aperture control are fully supported, giving you creative control over your images.

Suitable for

• Photographers using Canon RF mirrorless cameras who want to use Leica M-mount lenses
• Enthusiasts seeking a high-quality, all-metal adapter for manual focus and aperture control
• Users who require infinity focus support and precise machining for optimal image quality

Key specifications

• Adapter Type: Lens Mount Adapter
• Lens Mount (Front): Leica M (LM)
• Camera Mount (Rear): Canon RF (R)
• Material: Aluminum Alloy & Brass
• Color: Black
• Focus Mode: Manual Focus Only
• Aperture Control: Manual Aperture Only
• Electronic Communication: No (No AF, AE, or EXIF data transfer)
• Infinity Focus Support: Yes
• Optical Elements: None (Pure mechanical adapter)
• Mounting Precision: High-precision machining
• Internal Finish: Anti-reflection matte finish
• Red Dot Alignment: Yes

Recommendations

For best results, ensure your camera and lens are clean before mounting. This adapter is purely mechanical, so you will need to focus and set aperture manually. It is an excellent choice for adapting vintage and modern Leica M lenses to the Canon RF system.