With a versatile zoom range of 24 105mm the canon ef 24 105mm f4l is ii usm lens is suitable for a wide variety of photographic applications such as portraits travel and wildlife featuring 17 lens elements in 12 groups 10 aperture diaphragm blades and a dust and moisture resistant construction the canon 24 105mm f4l is ii usm lens boasts high quality images and edge to edge sharpness