Alan Photo SG - A parfocal cine lens, the DZO 10-24mm T2.9 MFT Lens from DZOFilm is designed to maintain focus as you zoom in or out. Although parfocal lenses can have
Did you know what parfocal and varifocal lenses are? - DIY Photography
Samyang parfocal AF 24-70mm f/2.8 for Sony FE has now been announced globally - DIY Photography
Sony SELP18110G Servo Zoom Par Focal E-Mount Lens - Z Systems, inc.