Is The New Canon RF 28-70mm F2.8 IS STM as Good as The L Series Offering?

Canon often pushes out its best optics, priced at the much higher range, and then works on providing a more affordable version of it to its users. So, when they recently announced their Canon RF 28-70mm f2.8 IS STM lens, we couldn’t help but think about its excellent optic in the L series, the Canon …