Cosinon 200mm f/3.5

Cosinon 200mm f/3.5 is a photo lens that can be used with full frame cameras. It is a good option for bright light situations and has six blades that create a circular bokeh effect. It has a 62mm filter diameter, which is not a commonly used size, but can be adapted using step-up rings. The lens has a manual focus system and is made up of several lens elements with a lens coating. It takes some time to manufacture this lens due to its complex design. The aperture of the lens is f/3.5, which is a moderate aperture for this type of lens. The build quality of the lens is good and it provides high resolution images.

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

Physical characteristics

With a lens filter diameter of 62 mm you are one step from the next standard filter size, buy step-up ring and bigger filter you may want to use a step-up ring and 67 or 77mm filter.

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