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  2. Fisheye lens - Wikipedia

    en.wikipedia.org/wiki/Fisheye_lens

    Sigma 15 mm f /2.8 EX DG Diagonal Fisheye; TTArtisan 11mm f /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 is actually 15 mm in focal length and has an angle of view of only 176°.

  3. Fujifilm X-mount - Wikipedia

    en.wikipedia.org/wiki/Fujifilm_X-mount

    Fujinon XF 56mm f/1.2 R: This is a standard portrait length lens, with a field of view similar to an 85 mm lens on a full frame camera with an f/1.2 aperture. Officially announced on January 6, 2014. Officially announced on January 6, 2014.

  4. List of third-party Sony E-mount lenses - Wikipedia

    en.wikipedia.org/wiki/List_of_third-party_Sony_E...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Help; Learn to edit; Community portal; Recent changes; Upload file

  5. Fujifilm G-mount - Wikipedia

    en.wikipedia.org/wiki/Fujifilm_G-mount

    Fujinon GF 63mm f/2.8 R WR standard prime lens. The crop factor compared to the 35 mm format as a reference is 0.79. Ratio of the reference frame's diagonal (35 mm format) to the diagonal of the image sensor in question (Fujifilm GFX): + () + ()

  6. List of Micro Four Thirds lenses - Wikipedia

    en.wikipedia.org/wiki/List_of_Micro_Four_Thirds...

    On Jan 9, 2012 Sigma announced its first two lenses for Micro Four Thirds, the "30mm f / 2.8 EX DN and the 19mm f / 2.8 EX DN lenses in Micro Four Thirds mounts". [58] In a press release posted on January 26, 2012, Olympus and Panasonic jointly announced that "ASTRODESIGN, Inc., Kenko Tokina Co., Ltd. and Tamron Co., Ltd. join[ed] the Micro ...

  7. Samyang 14mm f/2.8 IF ED UMC Aspherical - Wikipedia

    en.wikipedia.org/wiki/Samyang_14mm_f/2.8_IF_ED...

    93.6 mm (3.69 in)–117.1 mm (4.61 in), depends on the mount: ... The Samyang 14mm f / 2.8 ED AS IF UMC is Samyang's ultra wide angle prime lens for the 35 mm film ...

  8. Micro Four Thirds system - Wikipedia

    en.wikipedia.org/wiki/Micro_Four_Thirds_system

    The image sensor of Four Thirds and MFT measures 18 mm × 13.5 mm (22.5 mm diagonal), with an imaging area of 17.3 mm × 13.0 mm (21.63 mm diagonal), comparable to the frame size of 110 film. [4] Its area, ca. 220 mm 2 , is approximately 30% less than the APS-C sensors used in other manufacturers' DSLRs ; it is around 9 times larger than the 1/ ...

  9. Canon EF-S lens mount - Wikipedia

    en.wikipedia.org/wiki/Canon_EF-S_lens_mount

    28.8–216 mm f / 3.5–5.6 IS 2009 No No No Yes IS STM 2012 No No Yes Yes IS USM 2016 No Yes No Yes 18–200mm: 28.8–320 mm f / 3.5–5.6 IS 2008 No No No Yes 55–250mm: 88–400 mm f / 4–5.6 IS 2007 No No No Yes IS II 2011 No No No Yes IS STM 2013 No No Yes Yes 24mm: 38.4 mm f / 2.8 STM 2014 No No Yes No 35mm: 56 mm f / 2.8 IS STM 2017 ...