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EXCERPT page containing first few paragraphs. 2020-04-09 01:26:46

Nikon 20mm f/3.5 AI-S

There is nothing particularly good or bad about this lens, and since the 18-200 VR offers considerably more convenience and a wide zoom range, there is little reason to use this prime lens. Brief field tests suggests good, but not great edge and corner performance on the Nikon D70.

Nikon 20mm f/3.5 AI-S Hot spots

Although hot spots appear well controlled, field use suggests otherwise. Some of this effect might actually be more vignetting than seen with most lenses.

Nikon 20mm f/3.5 AIS backfocus

Backfocus is quite strong and focus adjustment is mandatory.

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