sigma dock

  1. BizzYBee

    Reikan Focal & Sigma USB Dock - Help Needed Please

    Has anyone any experience of using these two programs together? My set up is: Sigma 70-200mm F2.8 DG OS HSM & Nikon D500 I've noticed in recent weeks that whilst this lens was pin sharp intially when I bought it, theres an element of softness now to my photos and evidently some back focusing...
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