Sigma AF 800mm f/5.6 APO

Sigma AF 800mm f/5.6 APO is a auto focus super telephoto lens for full frame cameras.

Optical design

Not the best in low light conditions but the lack of high aperture can be compensated with higher iso Has 9 aperture blades, with this amount of aperture blades you will be satisfied with the result.

Physical characteristics

Weights 4900 grams so it is a heavy lens, consider using its own lens bag. 521 mm long, with this size carry only if you use it. With a lens filter diameter of 46 mm you are one step from the next standard filter size, buy step-up ring and bigger filter but you can chose from plenty options.