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2. Canon EF 75–300mm lens - Wikipedia

   en.wikipedia.org/wiki/Canon_EF_75–300mm_lens

   The Canon EF 75–300mm f / 4–5.6 III lens. Introduced in 1991, the Canon EF 75–300mm f / 4–5.6 lens is a telephoto zoom lens for Canon EOS single-lens reflex cameras with an EF lens mount. There are 3 basic types of the lens: the IS USM (Image Stabilization, Ultra Sonic Motor), the USM (USM, no IS) and non-USM (no USM, no IS).

3. Canon EF 300mm lens - Wikipedia

   en.wikipedia.org/wiki/Canon_EF_300mm_lens

   The maximum aperture of f / 2.8 or f / 4 gives this lens the ability to create shallow depth of field effects, while the eight- or nine-blade diaphragm produces smooth background blur. The optical construction of this lens contains 15 lens elements, including two UD (Ultra low dispersion ) lens elements for the f4 IS USM (for other ...

4. Canon EF 70-300mm lens - Wikipedia

   en.wikipedia.org/wiki/Canon_EF_70-300mm_lens

   Introduced on 15 September 2016, Canon EF 70-300mm f / 4-5.6 IS II USM lens is the second Canon lens equipped with Nano USM technology, a focusing motor that combines the benefits of a ring USM (ultrasonic motor) for high-speed AF during still photo shooting and lead-screw type STM (stepping motor) for smooth and quiet video autofocusing (AF). [6]

5. 75–300mm lens - Wikipedia

   en.wikipedia.org/wiki/75–300mm_lens

   Canon EF 75–300mm lens; Minolta AF 75-300mm f/4.5-5.6 lens This page was last edited on 27 December 2019, at 13:29 (UTC). Text is available under the Creative ...

6. Canon EF lens mount - Wikipedia

   en.wikipedia.org/wiki/Canon_EF_lens_mount

   That lens was the Canon EF 75-300mm f/4-5.6 IS USM. Canon in 2001 was the first to create a lens with DO (multi layered Diffractive Optical element) element. That lens was the Canon EF 400mm f/4 DO IS USM. Canon in 2008 created the first lens with SWC technology (Subwavelength Structure Coating). That lens was the Canon EF 24mm f/1.4L II USM.

7. Template:Canon EF Mount zoom lenses timeline - Wikipedia

   en.wikipedia.org/wiki/Template:Canon_EF_Mount...

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