With its wide zoom range this lens has a focal range equivalent to 255 105mm on a 35mm camera thanks to sigma39s latest technologies it39s exceptionally lightweight and 30 more compact by volume than previous lenses of its type its low f number equips photographers to shoot subjects at extremely close range making this the perfect lens for travel family photos artistic compositions and many other uses it39s a compact lens ideal for everyday use offering uncompromising optical performance f