Sigma 150-600mm f5-6.3 DG OS HSM lens & 1.4 x convertor Compatability:Canon Mount BAK4 Porro Prisms/Multi-Coated Optics

BAK4 Porro Prisms/Multi-Coated Optics

Benefitting both close-up shooting as well as working at greater distances

A lock allows the shutter button to be locked down for longer exposure

One extra-low dispersion element greatly reduces color fringing and chromatic aberrations in order to produce greater clarity and color accuracy

Sigma 150-600mm f5-6.3 DG OS HSM lens & 1.4 x convertor Compatability:Canon Mount BAK4 Porro Prisms/Multi-Coated OpticsHighlights: First hyper telephoto zoom from the Contemporary line Lightweight and compact in construction for higher useability Water and oil repellent coating on front glass element makes maintenance of the lens surface easier Dust proof and splash proof mount Filter Size: 95mm X 1. 4 Teleconvertor The Sigma 150 600mm 5 6. 3 DG HSM OS Contemporary was created around the concept of maximum portability meets utmost image quality in a variable aperture