Recensione Sigma 70-200mm f/2.8 EX DG OS HSM Usato
The Sigma 70-200mm f/2.8 EX DG OS HSM is a telephoto lens compatible with some attacks Sigma, Canon and Niko. Among the optical characteristics of the product there is a focal length between 70 and 200 millimeters with field angle between 34.4 and 12.4 degrees, maximum opening of the diaphragm f/2.8, 22 lenses divided into 17 groups, 9 diaphragm slats. The slightest focus distance of this lens is equal to 1.40 meters and the reproduction ratio is 0.13x. The Sigma 70-200mm f/2.8 EX DG OS HSM lens is equipped with an internal zoom on a ring, stabilization incorporated in the machine body and, as regards the focus, you have an internal AF and a full time MF with an engine Ultrasonic ring-USSM.
From a constructive point of view, the lens presents a tripod ring, fetches supplied and compatibility with the multipliers while there is no tropicalization of the image. The overall specific weight of the product is 1430 grams.
The Sigma 70-200mm f/2.8 EX DG OS HSM lens guarantees shots with sharp images and without chromatic aberrations thanks to the ultrasound focus engine but it is also possible to use manual focus. Thanks to a 9 laminate diaphragm, the blurred effect is made optimal. The lens also allows you to take photos with longer times than normal thanks to the built -in stabilization system.
Ideal for: the Sigma 70-200mm f/2.8 EX DG OS HSM lens is ideal for shots in open environments with an optimal light source. The weight does not make it easily transportable. The lens is suitable for advanced photographers or for photo amateurs who want a quality product without spending exorbitant figures.