This Fotasy 35mm F1.6 lens is a great addition to any photographer's kit. With a maximum aperture of f/1.6, it allows for beautiful bokeh and low light shots. The lens is manual focus and has a fixed/prime focal length, making it easy to use for a variety of photography styles. It is compatible with 37mm filters and has a mount of M4/3, making it lightweight and compact. This lens is perfect for DSLR cameras and has been previously owned for only $40.