The Nikon Fit Sigma 135mm f/1.8 HSM DG A lens is a high-quality telephoto lens designed for portrait photography. With a maximum aperture of f/1.8, this lens is capable of producing beautiful bokeh and capturing stunning images with a shallow depth of field. Compatible with Nikon cameras and Sigma lenses, this lens offers both auto and manual focus options, allowing for precise control over your shots. Made from durable aluminium and backed by a 3-year manufacturer warranty, this lens is a reliable choice for photographers looking to expand their kit with a versatile and top-notch telephoto lens.