This Vivitar Series 1 VMC Auto Zoom lens is a versatile and high-quality option. It has an aperture of 1:3.8 and a focal length of 24-48mm. The model number is 22804888. It comes in a hard case for easy and safe storage. This lens is made in Japan and is part of the Vivitar Series 1 collection. It is a great addition to any photographer's kit.