Photax-Paragon 200mm f/3.5

and portrait photography. The lens has a good build quality and is made of high-quality glass elements with lens coatings. The lens has a maximum aperture of f/3.5, which is decent but not the widest available. It produces a nice bokeh effect with a smooth out-of-focus background. The lens is available in different mounts, and there are alternative lenses with autofocus available for those who prefer it. The lens is manufactured to high standards, and its resolution is good enough for most applications. Overall, the Photax-Paragon 200mm f/3.5 is a solid choice for those in need of a telephoto photo lens with good optics and build quality.

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. Great choice mainly for good light conditions