The Computar AI Japan TV Lens Camera with a maximum aperture of f/1.8 is a high-quality telephoto lens designed for cameras. Made with durable aluminum exterior material, this lens features manual focus and a screw mount for easy installation. With a focal length of 50mm, it is perfect for capturing detailed images with a shallow depth of field and stunning bokeh. The renowned brand Computar ensures top-notch optics and performance, making it a reliable choice for photographers looking to expand their creative capabilities.