The RF 24-240mm F4-6.3 IS USM uses Canon's NANO USM system which combines conventional ring USM AF, and features a diminutive chip-shaped ultrasonic motor that's engineered to help deliver high-speed, smooth, precise and near-silent operation, plus full time manual focus (when using One-shot AF).
Canon RF 24-105mm F4-7.1 IS STM Lens Canon RF 24-240mm F4-6.3 IS USM Lens. The same lenses are shown below with their hoods in place. This lens has 49mm filter threads. While 49mm filters are small and relatively inexpensive, few other lenses use 49mm filters. However, a highly complementary sibling, the Canon RF-S 10-18mm F4.5-6.3 IS STM Lens
Is the Canon RF 24-105mm F4-7.1 worth it? Check out this review and decide for yourself if this lens will be a good addition to your kit or would you rather Is the Canon RF 24-105mm F4-7.1
Yep same here with the Refurbished RF 24–105mm F4-7.1 IS STM I received. The size/ weight of the RF 24–105mm F4-7.1 IS STM a great combo with the EOS R; makes the EOS R far more pleasurable to use for a general purpose shooting. As KEG noted with general purpose shooting
Canon won't sell a lot of RF 24-105mm F4-7.1 IS STM lenses to pro photographers, and enthusiasts who crave glass with wide f-stops and edge-to-edge optical perfection may turn their noses.
John Riley reviews the new Canon RF 24-105mm f/4L IS USM, the standard kit lens for the EOS R. It is a constant f/4 optic, and comprises 18 elements in 14 groups. It has a diaphragm of 9 blades.
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canon rf 24 105mm f4 7.1 review