The ZY Optics Lens Turbo 2 is a 0.72x speed booster for M42, EF and F mount lenses on Nikon Z bodies
New Z-mount adapters - Nikon Rumors
Lens Adapter
Metabones Speed Booster Ultra 0.71x Adapter MBSPNFG-NZ-BM1 B&H
Metabones Speed Booster Ultra 0.71x Adapter MBSPNFG-NZ-BM1 B&H
Metabones®
Nikon Z50 Review
FYI - Z50/FF and Metabones Speedbooster F-to-Z: Nikon Z Mirrorless Talk Forum: Digital Photography Review
Amazon.com : EF-Z2 Auto Focus 0.71x Reducer Speed Booster Lens Adapter Compatible with Canon EF Mount Lens to Nikon Z Mount Mirrorless Camera Z5 Z50 Z6 Z6II Z7 Z7II Zfc : Electronics
Metabones Canon EF Lens to Sony E Mount T Speed Booster ULTRA 0.71x - – Roxsen.com
Source VILTROX EF-Z2 Auto Focus 0.71x Reducer Speed Booster Lens Adapter for Canon EF Mount Lens to Nikon Z-Mount Cameras Z6 Z7 Z50 on m.alibaba.com
Finally a Speed Booster for Nikon Mirrorless Cameras « NEW CAMERA
FYI - Z50/FF and Metabones Speedbooster F-to-Z: Nikon Z Mirrorless Talk Forum: Digital Photography Review
Viltrox Ef-z2 Lens Adapter Focal Reducer Booster Adapter Auto-focus For Canon Ef Lens To Nikon Z Mount Camera Z6 Z7 Z50 - Lens Adapter - AliExpress
Source VILTROX EF-Z2 Auto Focus 0.71x Reducer Speed Booster Lens Adapter for Canon EF Mount Lens to Nikon Z-Mount Cameras Z6 Z7 Z50 on m.alibaba.com
Nikon Z 50 and Two Nikon NIKKOR Z DX Lenses Announced | CineD
Metabones®
KIPON Focal Reducer Adapter Speedbooster for Nikon G Lens to Nikon Z50 Camera | eBay
Viltrox Speed Booster Canon EF an Nikon Z - Foto Erhardt
Hands-on with the Z 50, Nikon's first mirrorless APS-C camera | Engadget
VILTROX EF-Z2 0.71x Auto Focus Lens Adapter Reducer Speed Booster for Canon EF Mount
New Z-mount adapters - Nikon Rumors
KIPON Focal Reducer Adapter Speedbooster for Nikon G Lens to Nikon Z50 Camera for sale online | eBay
