enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Canon EF 400mm lens - Wikipedia

   en.wikipedia.org/wiki/Canon_EF_400mm_lens

   The 400mm f / 4 DO IS II USM, which replaced an earlier version of the same lens in 2014, [3] is one of only two Canon lenses that make use of diffractive optics (the other is the EF 70–300mm f/4.5–5.6 DO IS USM). The use of diffractive optics allows the lens to be significantly lighter than it might otherwise be.

3. Canon EF 200-400mm lens - Wikipedia

   en.wikipedia.org/wiki/Canon_EF_200-400mm_lens

   The EF 200–400 mm f / 4L IS USM Extender 1.4× is an EF mount super telephoto zoom lens produced by Canon. It is part of the professional L-series and functions with the Canon EOS line of cameras. The EF 200–400 mm lens features an ultrasonic motor, image stabilization and weather sealing. It is the first and only EF lens with a built-in ...

4. Canon RF lens mount - Wikipedia

   en.wikipedia.org/wiki/Canon_RF_lens_mount

   The Canon RF lens mount is an interchangeable-lens mount ... Canon full-frame cameras have used the EF lens mount since 1987. In comparison with ... RF 400mm f /2.8 ...

5. Sports photography - Wikipedia

   en.wikipedia.org/wiki/Sports_photography

   For example, the Nikon AF-S NIKKOR 400mm f/2.8G ED VR AF lens and the Canon EF 300mm f/2.8L IS II USM lens are both fixed telephoto lenses which cannot zoom. Apertures of f/2.8 or faster are most often used, though f/4 is also found, specifically on brighter days. Particularly visible are the Canon super telephoto lenses, whose distinctive ...

6. Canon EF 70–200mm lens - Wikipedia

   en.wikipedia.org/wiki/Canon_EF_70–200mm_lens

   Canon EF 70–200mm f/2.8L IS II USM with lens hood. The EF 70–200mm lenses are a group of telephoto zoom full-frame lenses made by Canon. The lenses have an EF mount to work with the EOS line of cameras. The lens comes in seven different versions, all of which have fixed maximum aperture at all focal lengths, and are L-series lenses. f/4L ...

7. List of superzoom lenses - Wikipedia

   en.wikipedia.org/wiki/List_of_superzoom_lenses

   This is a list of lenses designed for APS-C mirrorless cameras that have an optical zoom ratio greater than 7×. For comparison, the longest superzoom lens designed for DSLRs was the Tamron 18-400mm F3.5-6.3 for EF and F mounts, which had a 22× optical zoom ratio.