Promaster Spectrum7 60-300mm f/4-5.6 UMCS
Promaster Spectrum7 60-300mm f/4-5.6 UMCS is a camera glass that allows you to zoom in from 60mm to 300mm, making it an ultra telephoto lens. It has both autofocus and manual focus options. The lens has multiple elements that are coated to reduce glare and increase image clarity. The manufacturing time for this lens is not specified. The aperture of the lens ranges from f/4 to f/5.6, which is good for shooting in well-lit conditions. The build quality of the lens is sturdy and durable. The lens provides good resolution, making it suitable for capturing high-quality images. The bokeh or out-of-focus areas in the images captured with this lens are pleasing to the eye. There are alternative lenses available in the market that offer similar features.
Optical design
Great choice mainly for good light conditions 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
Weights 637 grams so it is a heavy lens, consider using its own lens bag. 117 mm long, requires consideration if you want to carry in the camera bag. 67 mm lens filter diameter, you are one step from the next standard filter size, buy step-up ring and bigger filter.
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