What is it? Bearing the prestigious L-series designation, the Canon RF 24-105mm F4L IS USM is a versatile 4x zoom with a decent wide and telephoto coverage and a 0.45m minimum focus distance. It’s also the first in the RF mount to feature a new, compact “thin” Nano USM actuator providing quiet yet fast AF. According to Canon, it is also “particularly well-suited to stop-and-start operation that’s quite common in video shooting. It also helps ensure much smoother AF during video acquisition.” As such, it’s the kind of zoom lens that appeals to photographers and those who also need some video capabilities, for example, when recording interviews. This would be…