EF NZ II Lens Adapter Auto Focus Adapter Ring for Nikon Z - Native AF

Our review of the EF NZ II Lens Adapter assesses whether this Fringer-made adapter is a practical way to use Canon EF and EF-S lenses on Nikon Z bodies. The bottom line: it is aimed at photographers who want close-to-native autofocus behavior and electronic control without buying new glass, and its strongest reason to buy is the adapter's support for phase detection AF modes and electronic aperture control that let EF lenses behave like native Z-mount optics.

Key Features

• Broad camera support: Supports Nikon Z6, Z7, Z50 and is designed to remain compatible with future Z mount bodies through firmware updates.
• Wide lens compatibility: The adapter theoretically supports all Canon EF and EF-S mount lenses so users can adapt most existing lenses.
• Autofocus performance: Delivers similar phase detection AF performance to Nikon's FTZ adapter and supports single-point, dynamic, wide-area, auto-area, and face/eye-detection AF modes.
• Electronic control: Provides electronic aperture control and preserves EXIF data so exposure and metadata behave as expected in-camera.
• Robust build: CNC machined bayonets with brass mounts and an alloy body give a durable mechanical connection for heavy lenses.
• Firmware-updatable: Manufacturer can release firmware to address compatibility problems with specific lenses or future cameras.

Who It's For

This adapter is best for hybrid shooters and owners of Nikon Z bodies who already have a collection of Canon EF or EF-S lenses and want to avoid repurchasing glass. It fits photographers who need electronic aperture control and expect usable phase-detection autofocus including face and eye detection.

It is less suitable for those who require flawless focus consistency for critical autofocus tasks without any possibility of occasional hiccups; some customers reported mixed focus quality on certain lens combinations. If absolute guaranteed compatibility with every EF lens is mandatory, consider testing a sample first or looking for a native Z lens.

Pros & Cons

Pros

• High compatibility with EF/EF-S lenses and planned firmware support for new cameras and lenses.
• Autofocus modes including single-point, dynamic-area, wide-area, auto-area and face/eye detection work on supported bodies.
• Solid construction with brass bayonets and alloy body provides reliable lens mounting.
• Electronic aperture control and EXIF reporting preserve camera functionality.

Cons

• Focus quality can be inconsistent with some lens/camera combinations, according to user reports.
• Not every EF lens has been tested; occasional firmware updates may be necessary to fix incompatibilities.

Specifications

Brand	Fringer
Mount conversion	Canon EF/EF-S to Nikon Z
Autofocus	Phase-detection AF similar to FTZ; supports single, dynamic, wide-area, auto-area, face/eye AF
Construction	CNC machined bayonets, brass lens and camera mounts, alloy body
Electronic features	Electronic aperture control and EXIF recording
Compatibility updates	Firmware-updatable to support future Z cameras and fix lens issues

Our Verdict

The EF NZ II Adapter is a practical, well-built option for Z camera owners who want to use Canon EF or EF-S lenses with retained autofocus and electronic control. It offers strong value when compatibility checks out and firmware updates increase future-proofing; photographers should be aware that a few lens pairings may need adjustments or updates to achieve perfect focus behavior.

Frequently Asked Questions

Will this adapter keep EXIF data?
Yes. The adapter records EXIF information and provides electronic aperture control so metadata and exposure functions remain available.

Does autofocus work like a native lens?
Autofocus is similar to native performance using phase detection and supports multiple AF modes, but a few lens combinations can show inconsistent focus and may require firmware fixes.

Is it compatible with future Nikon Z cameras?
The adapter is designed to support future Z mount bodies and can receive firmware updates to maintain compatibility.