Sigma 18 300mm f35 63 dc macro hsm contemporary lens sony fit
Product description 166x high ratio zoom lens incorporating 4 fld glass elements to prioritise the optical performance who decides it is impossible to combine portability with image quality it is understood that the relationship between optical performance and the lens shape is more like a trade off and we may need to prioritise one over the other a high ratio zoom lens often requires compactness and enhancement of additional features to be capable enough to cover various shooting scenes with c