Nikon AF DC-Nikkor 105mm f/2D Defocus Control Telephoto Lens Nikon Lenses F mount JAA327DA. With a metal body and built-in metal hood the AF DC-Nikkor 105mm f/2D is durable and one of the sharpest 105 lenses ever made by Nikon allowing control of focus for smooth background colour washes.. Nikon. JAA327DA. 018208019328