The ZEIKOS 0.40X Super Wide HD Fisheye Lens is designed for cameras with 46/49 and 52/58mm lenses. This lens offers a maximum aperture of f/3 and is compatible with various camera brands such as Panasonic, Canon, Samsung, Sony, and Lumix. With a fixed prime focal length, this lens allows for both auto and manual focus options, making it versatile for different photography needs. The digital camera technology ensures high-quality images, while the 58mm filter size allows for easy attachment of additional filters for creative effects.