Isco-Gottingen Berolina-Westromat 135mm f/3.5

The Isco-Gottingen Berolina-Westromat 135mm f/3.5 is a camera glass with a fixed focal length and a manual focus system. It has several alternatives available in the market. The lens has a good bokeh effect due to the number of aperture blades. It has a manual focus system, which means that the photographer has to adjust the focus manually. The lens has several lens elements that help in producing high-quality images. The lens is coated to reduce reflections and glare. The manufacturing time of the lens is not mentioned. The lens has an aperture of f/3.5, which means that it can capture images in low light conditions. The build quality of the lens is good. The resolution of the lens is not mentioned.

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. Average brightness in this league

Physical characteristics

With a lens filter diameter of 49 mm commonly filter size, presents numerous filter possibilities. 85 mm long, requires consideration if you want to carry in the camera bag.