The Canon RF 75-300mm f/4-5.6 lens is a new variable aperture telephoto zoom lens developed specifically for Canon mirrorless cameras using the RF mount. It was announced and released onto global markets in mid-2025.
Key Features and Specifications:
RF Mount: Designed for use with Canon full-frame and APS-C EOS R mirrorless cameras.
Focal Length: The 75–300mm range provides significant magnification for shooting distant subjects.
Aperture: Variable maximum aperture of f/4 at the wide end and f/5.6 at the telephoto end.
Construction: Lightweight and compact for its range, making it convenient for travel and everyday use.
Autofocus: Employs a DC (direct current) motor for fast and accurate focusing, compatible with eye-tracking and pupil detection features on EOS R cameras.
Minimum Focusing Distance: Allows focusing from a distance of up to 1.5m at the 300mm focal length.
Optical Design: Includes optical elements with Super Spectra coating to reduce flare and ghosting.
Target Audience: A budget-friendly option aimed at beginner photographers and hobbyists looking for an affordable way to expand their telephoto capabilities without significant expense. It is often offered as part of a "double zoom kit" with entry-level cameras like the EOS R100.