The next best comparison opportunity is with the Canon RF 24-105mm F4 L IS USM Lens, a high-quality, professional-grade, built-for-reliability, zoom L-series lens that shares the same focal length range and max aperture opening. While the shared max aperture opening sounds good on the surface, the f/4 aperture is shared only for the widest Best Buy has honest and unbiased customer reviews for Canon - EOS R6 Mark II Mirrorless Camera with RF 24-105mm f/4L IS USM Lens - Black. Read helpful reviews from our customers. The Canon RF 24-105mm f/4 L IS USM lens is a versatile and high-quality zoom lens that excels in various shooting scenarios. Its focal range encompasses wide-angle, normal, and telephoto perspectives, making it an excellent all-around lens for landscapes, portraits, events, and everyday photography. Introduction. The Canon RF 14-35mm F4L IS USM is a compact, lightweight and weather-sealed ultra-wide-angle zoom lens for the Canon full-frame mirrorless camera system. It offers a constant maximum aperture of f/4 throughout the 14-35mm zoom range, plus fast and quiet auto focusing. It has an optical formula comprised of 16 elements arranged in Overall the Canon RF 24-105mm f/4L IS USM delivers excellent sharpness across the frame at most apertures. Vignetting at wide-open apertures and some barrel distortion at 24mm are the only other real optical issues of note. Build quality is excellent, certainly up to the usual L-lens standard, with the built-in weather-proofing offering peace There is a more expensive and heavier constant-aperture RF 24-105mm F4 L IS USM lens that’s similar to offerings from other camera brands. But the RF 24-105mm F4-7.1 IS STM reviewed here is unusual in being a lot lighter and a lot cheaper, and designed for users who want the same focal range but don’t want to spend professional lens money. Canon RF 24-105mm F4L IS USM Review Canon RF 24-240mm F4-6.3 IS Review Canon RF 24-70mm F2.8L IS Review Canon EF-M 28mm f/3.5 Macro IS STM Review The RF 24/105mm f/4L IS USM features the L-series dust, moisture, and weather-resistant lens body, and is specifically designed for use with Canonfs full-frame EOS R mirrorless camera. Designed to take advantage of everything the RF mount has to offer, RF lenses represent a new frontier in lens design for mirrorless cameras. Pair the RF 24-105mm f/2.8 L IS USM Z with a Canon R Series mirrorless camera for vivid still images and vibrant video footage. Photographers and videographers alike will appreciate this lens's smooth, quiet autofocus system and durable, weather-sealed design. With excellent image quality, fast and extremely accurate AF, a great general purpose focal length range and image stabilization along with solid build quality and a modest size, weight and price, the Canon RF 24-105mm F4 L IS USM is an extremely versatile lens and the perfect lens choice for the Canon R-series cameras it is designed for. IGSrH.