Canon RF 100-500mm F4.5-7.1 L IS USMUltimate reach. Built for extremes. With a 100 500mm focal length range, plus 5 stop image stabilisation and L series build quality, the RF 100 500mm F4. 5 7. 1 L IS USM offers performance and image quality like no other thanks to UD lens elements and ASC coatings for unrivalled contrast and sharpness. Bring distant scenes closer and give your subject a front row seat thanks to brilliant 100 500mm pulling power and outstanding versatility from a zoom