Kalimar 60-300mm f/4.5-5.6
Kalimar 60-300mm f/4.5-5.6 is a auto focus ultra telephoto zoom lens for full frame cameras.
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.
120 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. Weights 700 grams so it is a heavy lens, consider using its own lens bag.