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2. Sigma 4.5mm f/2.8 EX DC Circular Fisheye HSM lens - Wikipedia

   en.wikipedia.org/wiki/Sigma_4.5mm_f/2.8_EX_DC...

   It is a circular fisheye lens, designed to project a 180-degree field of view in all directions onto a circular image. It is the first such lens to provide the complete circular fisheye effect on crop factor digital SLR cameras, which do not have a full 36x24mm sensor. [1] This lens is available in Canon, Nikon, Sigma, Pentax and Sony mounts.

3. Sigma 10mm f/2.8 EX DC Fisheye HSM lens - Wikipedia

   en.wikipedia.org/.../2.8_EX_DC_Fisheye_HSM_lens

   Unlike most fisheye lenses, this lens is designed for digital SLR cameras that do not have a full 36x24mm sensor. [1] This results in a much greater fisheye effect than is possible when a full-frame fisheye lens is used with a smaller sensor. The projection type of this lens is equidistant [2] This lens is available in Canon, Nikon, and Sigma ...

4. Canon EF 8-15mm lens - Wikipedia

   en.wikipedia.org/wiki/Canon_EF_8-15mm_lens

   The EF8–15mm f / 4L FISHEYE USM is a fisheye zoom lens for Canon digital single-lens reflex cameras (DSLRs) with an EF lens mount. It delivers 180° diagonal angle of view images for all EOS SLR cameras with imaging formats ranging from full-frame to APS-C, and provides 180° circular fisheye images for full-frame EOS models. Announced by ...

5. Fisheye lens - Wikipedia

   en.wikipedia.org/wiki/Fisheye_lens

   The Nikon Fisheye Camera was discontinued in September 1961, [28] and Nikon subsequently introduced the first regular production fisheye lens for 35 mm cameras in 1962, [12] the Fisheye-Nikkor 8 mm f /8, [35] which required the reflex mirror on its Nikon F and Nikkormat cameras to be locked up prior to mounting the lens.

6. Peleng lens - Wikipedia

   en.wikipedia.org/wiki/Peleng_lens

   Peleng 3.5/8A is an 8 mm super-wideangle circular fisheye photographic lens, and is designed as an interchangeable lens for Canon, Nikon, Pentax, Olympus digital or film cameras which have or do not have the instant-return diaphragm automatic control device [clarification needed]. The lens has a variable diaphragm from f/3.5 to f/16.

7. Samyang 8mm f/3.5 Fisheye CS II - Wikipedia

   en.wikipedia.org/wiki/Samyang_8mm_f/3.5_Fisheye...

   The Samyang 8mm F3.5 UMC Fish-Eye CS II is a fisheye photographic lens using the stereographic projection [1] and is designed for crop factor APS-C DSLRs. [2] It is made in South Korea by Samyang Optics and marketed under several brand names besides Samyang, including Bower, Falcon, Polar, Pro-Optic, Rokinon, Vivitar and Walimex Pro (Walser GmbH & Co. KG).