The Canon EF 28-105mm f/3.5-4.5 II USM is an abandoning standard compatible with the Fullframe and APS-C of Canon EF; Its focal length varies from 28 to 105 mm while the number of lenses used is equal to 15, distributed on 12 optical groups. The zoom is a ring inside thanks to an AF to ultrasound engine. The diameter of the filters is 58mm and the weight of the lens is 375 grams; The dimensions are 72 mm in diameter and 75 mm in length. The Canon EF 28-105mm f/3.5-4.5 II USM is part of the basic series of Canon and in any case proves to have a truly unique price ratio. The photos strike for lighting and detail, and also highlight a good depth, as well as a fair precision in the contours. The colors are always pleasant, never too strong or exaggeratedly blurred, while impressing the ease in the backlights and in the execution of the night shots. This lens of the Canon offers an exceptional quality at a low price; In any atmospheric condition, the product manages to return extraordinary images for precision and balance. Glitness never annoys and seems to be automatically attenuated as soon as the risk of flare and other distorting phenomena manifests.