The lens gas been tested on camera and wirjs oerfectly. No fungus.The Sirius 28-70mm zoom lens is a manual focus lens designed for Pentax K mount cameras. With a maximum aperture of f/3.5, this lens offers versatility and sharpness for a range of photography styles. The 28-70mm focal length range is ideal for everyday shooting, capturing landscapes, portraits, and more. Compatible with Pentax cameras and filters sized 55mm, the Sirius lens is a reliable and high-quality option for photographers looking to expand their kit.
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