of the below FD model; since discontinued) Canon Fisheye FD 15 mm 2.8 (predecessor of the above, incompatible with EF mount. Two versions: original with silver bayonet ring, 1973; NewFD with black bayonet ring, 1980. Both have inbuilt colour filters and S.S.C. coating) Fuji Photo Film Co. EBC Fujinon Fish Eye 16 mm f/2.8 (M42 and X-Fujinon mounts, discontinued) Minolta AF 16 mm 2.8, since continued as Sony A Nikon Fisheye-Nikkor 16 mm 2.8 AI-s and AF D (since 1979) Nikon Fisheye-Nikkor 16 mm 3.5 (1973, predecessor of the above) Pentax SMC 17 mm 4 Fish-Eye Pentax 18 mm f/11 Pancake Fisheye (160°) Samyang 12 mm 2.8 ED AS NCS Diagonal Fisheye (famous for its stereographic projection; available in several SLR and mirrorless camera mounts) Sigma 15 mm 2.8 EX DG Diagonal Fisheye TTArtisan 11mm 2.8 Fisheye (notable as the first fisheye lens marketed, among others, in Leica M rangefinder mount and for Fuji GFX (the lens does not cover the full GFX frame, though!). An expert found it's actually 15 mm in focal length and has an angle of view of only 176°) Zenitar 16 mm 2.8 Fisheye lens Zoom fisheye lenses Canon EF 8–15mm 4L Fisheye USM180° at all focal lengths, but turning from a circular to a diagonal fisheye on a 35 mm full-frame camera, i.e. changing in vertical angle of view. On a crop camera with APS-C/H size sensors, it only yields a cropped circular and full-frame image. A zoom lock is included which avoids leaving the focal length range of full coverage on crop sensor cameras. Nikon AF-S Fisheye Nikkor 8–15mm 3.5–4.5E EDdesigned for full-frame and FX cameras, this lens behaves identically to the Canon. Tokina AT-X AF DX = Pentax DA ED IF 10–17 mm 3.4-4.5a fisheye zoom lens designed for APS-C sensor cameras, also sold as an NH version without integrated lens hood: then, it is usable on full frame cameras. Pentax F 17–28mm 3.5–4.5 FisheyeThis lens was born for 35 mm full frame film cameras, to take the place of the 16mm f/2.8 in the AF era. It starts from a 17mm full-frame (diagonal) fisheye. When it reaches 28mm, the fisheye effect is almost gone, leaving an overdistorted wideangle image. It was intended as a "special effect" lens and is claimed not to have sold too many copies. Curiosities Canon 5.2 mm f/2.8 RF L (a 190° stereographic fisheye with two fisheye