History

    Are the SIGMA cine zoom lenses parfocal?

    In general, a perfectly parfocal lens production is nearly impossible. SIGMA goes through great lengths to reduce focus shift throughout the zoom range. However, as is the case with most cine zoom lenses, the SIGMA cine zooms are nearly parfocal.

    Article ID
    14050
    Release Date
    2021.05.13
    Modified Date
    2021.05.13