This Helios-44-2 lens is a great addition to your camera gear. With a maximum aperture of f/2.0, it allows for beautiful bokeh and low-light shots. The lens has been modified for EF-mount cameras and has a focal length of 58mm, making it perfect for portrait and landscape photography. The lens is made of durable aluminum and has a manual focus type. It was manufactured in Russia in the 1960s. The lens comes with a 49mm compatible filter size. This Helios-44-2 lens is a great choice for anyone looking for prime lens with anamorphic characteristics and and a unique look.