Sigma Lens 18 2.8 ~ 50 M

Reviews Sigma Lens 18 2.8 ~ 50 M
Sigma 50 mm f/2.8 lens has been optimized, it is very useful for the equivalent of 35 mm 28 mm 80 mm - 18. In a fixed F2.8 maximum aperture, this lens is very useful and best of the best works. This is similar to some of the best lenses, they cost five times more expensive ~ rose slightly from 6. These lenses are available in various forms of escalation from Canon