Opteka 6.5mm f/3.5 HD Aspherical Fisheye Lens for Canon EOS 80D, 77D, 70D, 60D, 60Da, 50D, 7D, 6D, 5D, 5DS, 1DS, T7i, T7s, T7, T6s, T6i, T6, T5i, T5, T4i, T3i, T3, SL2 and SL1 Digital SLR Cameras Newly improved 2016, manual focus, digitally-optimized fisheye lens Ultra-wide 6.5mm focal length HD, super multicoated optics for the sharper images 10 Elements in 7 groups (1 spherical lens) Removable hood allows for full 180 degree views