Front Lens Cap LCF IV Size:62mm 4 aperture make it ideal

4 aperture make it ideal in low light and the lens is compatible with the Sigma USB dock and Optimization Pro software to adjust and fine tune focusing parameters

and offers both compactness and high optical performance

7 DC OS | Contemporary uses a High-response Linear Actuator (HLA) motor to achieve high-speed autofocus functionality with excellent drive accuracy

but can be easily removed and replaced with different interchangeable tripod sockets (available separately) to suit a variety of situations and preferences

provides the exacting precision necessary for processing the exclusive low-dispersion glass elements with a large aperture

Front Lens Cap LCF IV Size:62mm 4 aperture make it idealDesigned to fit lenses with thread diameters ranging from 49mm to 105mm, depending on the selected size. The lens cap utilizes a center pinch design that makes it easy to attach and remove even with lens hoods.