With this lens you can enjoy the variation of different angle of views covering from a wide angle of 18mm equivalent to 27mm on a 35mm camera to a telephoto of 200mm equivalent to 300mm on a 35mm camera as well as macro sigma incorporated the latest technology freely in order to achieve its compact size as an everyday lens sigma proposes a new standard zoom lens sigma is organizing all its interchangeable lenses into three product lines contemporary art and sports among the three the contem