DZOFILM 20-70mm Parfocal T2.9 MFT Parfocal Cine Zoom Lens DZO-6226611A
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
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What is a Parfocal Lens — The Advantage of Parfocal Lenses