Nikon this morning released its Z 800mm f/6.3 PF VR S, a big milestone for the Z mount, which until some weeks ago lacked most serious supertelephoto glass. Rumored only recently to be launching, the lens turns out to be light (5.25 pounds) and cheap ($6,500). It employs Nikon’s PF fresnel technology to significantly shorten the lens.
Nikon
While review copies seeded around the YouTuber community were tethered to agreements preventing people from commenting on image quality with the pre-production models, the MTF chart found on Nikon’s site is pretty breathtaking, as seen at left.
Because the Nikon lens is a PF fresnel design, the MTF chart may reflect theoretical production perfection that isn’t quite reached in actual manufacturing. It will be some time before samples in the wild confirm what the graph suggests...
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