Opteka 6.5mm f/3.5 Fisheye Lens for Nikon D7500, D7200, D7100, D7000, D5500, D5300, D5200, D5100, D3400, D3300, D3200 and D3100 Digital SLR Cameras (Best Lens for D7100)
Opteka 6.5mm f/3.5 Fisheye Lens for Nikon D7500, D7200, D7100, D7000, D5500, D5300, D5200, D5100, D3400, D3300, D3200 and D3100 Digital SLR Cameras (Best Lens For D7100)