Viltrox EF-Z AF Auto Focus Lens Adapter Ring – Canon EF Lens to Nikon Z Mount

Package Contents

• 1× Packaging Box

• 1× Mount Adapter (EF-Z) 

• 1× Rear Cap

• 1× Front Cap

• 1× Instruction Manual
  

Product Parameters

• Brand: Viltrox

• Model: EF-Z

• Compatible Lens: Compatible with Canon EF / EF‑S lenses (full‑frame and APS‑C DSLR lenses)

• Compatible Camera: Compatible with Nikon Z‑mount mirrorless camera bodies (Z 5, Z 6, Z 7, Z 50, Z fc, Z 9, etc.)

• Focus Mode: Automatic Focus (AF) – Retains autofocus functionality when using Canon lenses on Nikon Z cameras.

• Optical Lens: None (pure mechanical/electronic pass‑through adapter)

• Focal Length Coefficient: None (no focal length conversion factor applied)

• Firmware Upgrade: USB Upgrade Interface – Connect to a computer via USB for firmware updates to ensure compatibility and performance improvements.

• Product Dimensions: φ68 × 33 mm (diameter × height)

• Weight: Approx. 158 g

️ Product Overview

This adapter is engineered for seamless integration of Canon EF/EF‑S lenses with Nikon Z‑mount mirrorless cameras. Thanks to its automatic focus system, you can continue to enjoy fast and accurate focusing performance without switching to manual mode.

Key Features:

• Cross‑Mount Compatibility – Mount Canon DSLR lenses onto Nikon Z mirrorless bodies.

• Autofocus Support – Electronic communication enables AF and aperture control from the camera.

• USB Firmware Upgrade – Future‑proof your adapter with the latest compatibility improvements.

• Compact & Lightweight – φ68 × 33 mm size and ~158 g weight make it easy to carry and integrate into your kit.

• Protective Caps Included – Front and rear caps keep both lens and camera mounts clean and protected when not attached.

Usage & Setup Tips

1. Attach Lens – Align Canon EF/EF‑S lens with adapter bayonet, rotate until securely locked.

1. Mount to Camera – Insert the adapter‑lens combo into the Nikon Z body and twist to lock.

1. Enable Autofocus – Set camera to AF mode and test focus on both photo and video to confirm proper operation.

1. Firmware Updates – Connect the USB port to a computer using the appropriate cable and follow Viltrox’s update procedure.

1. Storage – Use the included front and rear caps to protect optical and electronic contacts when not in use.

1. Maintenance – Keep mount contacts clean; avoid moisture and dust for reliable performance.

️ Important Notes

• Lens Compatibility – Most Canon EF/EF‑S lenses are supported, but some specialty or very old lenses may have limited AF functionality; testing is recommended.

• Camera Compatibility – Designed exclusively for Nikon Z‑mount mirrorless cameras; not compatible with Nikon DSLRs.

• Firmware – Regularly check Viltrox’s official site for firmware updates to maintain optimal lens communication.