Prime Lenses used for shooting video on DSLRs benefit from a specific set of features, which the Samyang 10mm T3.1 VDSLR Lens with Sony Alpha Mount incorporates into this extremely wide-angle lens. It covers APS-C sized sensors and features an de-clicked iris for smooth exposure pulls. Built-in industry standard geared focus and iris rings allow you to use optional lens accessories such as follow focus units or lens motors.
A nano coating system is used to provide the lens with increased flare protection and improve contrast. For The lens features an aluminum housing, with 14 elements in 9 groups, including two aspheric elements and one low dispersion (ED) element. Focus and iris rings are manually controlled and a non-detachable, a petal-shaped, lens hood provides protection from flare and glare without using a matte box.