This Vivitar Series 1 zoom lens with a maximum aperture of f/3.8 is a great addition to your camera kit. It is compatible with Pentax K (PK) mount cameras and has a focal length of 24-48mm, making it ideal for both wide-angle and portrait photography. The focus type is manual, allowing for precise control over your shots.

The lens is in a good working condition and has been well-maintained. It is perfect for anyone looking for a reliable lens that can produce sharp and clear images. Whether you are a professional photographer or an amateur, this Vivitar Series 1 lens is a great investment for your photography needs.