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  2. Fisheye lens - Wikipedia

    en.wikipedia.org/wiki/Fisheye_lens

    A fisheye lens is an ultra wide-angle lens that produces strong visual distortion intended to create a wide panoramic or hemispherical image. [4][5]: 145 Fisheye lenses achieve extremely wide angles of view, well beyond any rectilinear lens. Instead of producing images with straight lines of perspective (rectilinear images), fisheye lenses use ...

  3. 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...

    180. Retail info. MSRP. $1400 USD. The Sigma 4.5mm f/2.8 EX DC circular fisheye is a photographic lens manufactured by Sigma Corporation. 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 ...

  4. Canon EF 15mm lens - Wikipedia

    en.wikipedia.org/wiki/Canon_EF_15mm_lens

    MSRP. $719.99 USD. The Canon EF 15mm f/2.8 was a fisheye lens produced by Canon from 1987 to 2011. The lens was compatible with all EF camera bodies but only intended for full-frame configurations, as the fisheye effect is much less pronounced with a cropped sensor (APS-C). In 2010 Canon announced the EF 8–15mm f/ 4L Fisheye USM which ...

  5. Canon EF 8-15mm lens - Wikipedia

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

    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.

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

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

    Retail info. MSRP. $1000 USD. The Sigma 10mm f/2.8 EX DC fisheye is a photographic lens manufactured by Sigma Corporation. It is a diagonal fisheye 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 ...

  7. Luneburg lens - Wikipedia

    en.wikipedia.org/wiki/Luneburg_lens

    A Luneburg lens (original German Lüneburg lens) is a spherically symmetric gradient-index lens. A typical Luneburg lens's refractive index n decreases radially from the center to the outer surface. They can be made for use with electromagnetic radiation from visible light to radio waves. For certain index profiles, the lens will form perfect ...

  8. 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.

  9. Samyang 8mm f3.5 fisheye - Wikipedia

    en.wikipedia.org/wiki/Samyang_8mm_f3.5_fisheye

    Angle of view. Diagonal. 139.3°–180° (depends on the mount) The Samyang 8mm f/3.5 fisheye is a fisheye photographic lens using the stereographic projection and is designed for crop factor APS-C DSLRs. [1] It is made in South Korea by Samyang Optics and marketed under several brand names, including Rokinon. The lens uses manual focus only.

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