The Sigma 150-600mm F5-6.3 DG OS HSM | Contemporary lens has a removable tripod collar. When the collar is removed, there is a rubberized ring that slides into place to cover the mounting bolts for a better hand-held experience. Sigma is rethinking lenses. From the innovative zoom lock at all marked focal distances, to lens customization for AF speed, custom focus limiter and more, the 150-600mm F5-6.3 DG OS HSM | Contemporary is a fantastic hyper-tele zoom lens designed with an eye on portability and performance.
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