BuyDig offers the Nikon AF-S Nikkor 50mm f/1.4G Autofocus Lens, model no. 2180, for $436.46. Coupon code “BUYDIGCLUB15” drops it to $421.46. With free shipping, that’s the lowest total price we could find by $3. It’s designed for Nikon DX-format digital SLR cameras.

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