This vintage Sears 28 to 70mm f/3.5-4.5 zoom lens is a great addition to any photographer's kit. With a maximum aperture of f/3.5-4.5, it's perfect for macro and close-up shots. The lens is compatible with Canon, Pentax, and Nikon cameras, and has a one-touch focus type for easy use.

The lens is made of plastic and has an exterior material that is durable. It has a focal length of 28-70mm, which makes it a versatile lens for different types of photography. The lens is 5 inches long, 3.5 inches high, and 3 inches wide. It's a great find for vintage camera enthusiasts and collectors.