Promaster AF 28-200mm f/3.8-5.6 LD Aspherical (IF)

Promaster AF 28-200mm f/3.8-5.6 LD Aspherical (IF) is a auto focus telephoto zoom lens for full frame cameras.

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

82 mm long, requires consideration if you want to carry in the camera bag. Weights 354 grams so plan ahead, carry only if really necessary. 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.