Vivitar Series 1 AF 28-200mm f/3.8-5.6

This lens has a wide zoom range from 28mm to 200mm, which makes it a versatile option for different types of photography. It has a variable aperture of f/3.8-5.6, which means that the amount of light that enters the lens changes depending on the zoom setting. This lens has a number of lens elements, which help to correct for distortion and chromatic aberration, resulting in sharper images with better color accuracy.

The lens coating on the Vivitar Series 1 AF 28-200mm f/3.8-5.6 helps to reduce flare and ghosting, which can be a problem when shooting in bright light. This lens can be used in both autofocus and manual focus modes, which gives photographers more control over their shots. The build quality of this lens is good, and it is designed to last for many years.

The bokeh, or the quality of the out-of-focus areas in the photo, is generally considered to be good on this lens. The resolution, or the level of detail that the lens can capture, is also good, especially when shooting at smaller apertures.

There are alternatives to the Vivitar Series 1 AF 28-200mm f/3.8-5.6 lens, such as other telephoto zoom lenses from different manufacturers. However, this lens is a good option for photographers who want a versatile lens that can handle a variety of shooting situations. The manufacturing time of this lens is not known, but it has been available for several years.