Promaster spectrum7 28-200mm f/3.5-5.6 UMCS

Promaster spectrum7 28-200mm f/3.5-5.6 UMCS is a zoom camera glass that can be used for various purposes. It has a range of focal lengths from 28mm to 200mm. This photographic lens can be used with different camera mounts. It has an autofocus system that can be used to capture sharp images. The lens has multiple glass elements that help to reduce distortion and improve image quality. The glass elements are coated to reduce glare and improve contrast. The lens has a variable aperture that ranges from f/3.5 to f/5.6. The build quality of this lens is good and it is designed to last long. The lens has good resolution and can produce sharp images. The bokeh produced by this lens is good, which means that the out-of-focus areas in the image are smooth and pleasant to look at. This lens can be used for various photography genres such as landscape, portrait, and wildlife photography. There are alternatives available in the market, but this lens is a good choice for those who want a versatile lens that can be used for different purposes. The manufacturing time of this lens is not mentioned, but it is a well-designed lens that can be used for a long time.

Optical design

Has 6 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle.

Physical characteristics

With a lens filter diameter of 72 mm you are one step from the next standard filter size, buy step-up ring and bigger filter but you can chose from plenty options.