Viltrox EF-Z2 Speed Booster

  Viltrox EF-Z2 speed booster allows your Nikon Z6, Z7, or Z 50 to have more lens options among EF-mount series, keeping the lens native AF, and stabilization performance as well as supporting Nikon's Face and Eye Detection AF. It also features a 0.71x equivalent focal length based on the original focal length and increases your camera's aperture by 1 stop. Compatible List CANON Zoom Lens Canon EF 17-40mm F4 LCanon EF 16-35mm F2.8 L II USMCanon EF 24-70mm F2.8 L II USMCanon EF 24-105mm F4 L IS USM MACEOCanon EF 28-105mm F3.5-4.5 MACRO Canon EF 20-35mm F3.5-4.5 MACROCanon EF 70-200mm F4 L IS USMCanon EF 70-200mm F2.8 L IS II USMCanon EF 70-200mm F4 L USMCanon EF 70-300mm F4-5.6 L IS USM MACEOCanon EF 70-300mm F4-5.6 IS II USMCanon EF 70-300mm F4-5.6 IS USM  CANON Prime Lens Canon TS-E 24mm F3.5 L II(MF）Canon EF 24mm F1.4 L II USMCanon EF 35mm 1:1.4   LCanon EF 35mm 1:1.4 L II USMCanon EF 40mm F2.8 STM MACR Canon EF 50mm F2.5 COMPACT-MACROCanon EF 50mm F1.4Canon EF 50m