The ROKINON 28mm f2.8 Automatic Multi-coated Wide Angle Lens is a high-quality lens designed for use with Olympus cameras. With a maximum aperture of f/2.8, this lens is perfect for capturing wide-angle shots with beautiful depth of field. Its auto focus feature makes it easy to quickly and accurately focus on your subject, while the multi-coated design ensures sharp and clear images. The 28mm focal length allows for a wide field of view, ideal for landscapes, architecture, and more. Overall, this lens is a versatile and reliable option for photographers looking to expand their creative capabilities.