Chinon 135mm f/2.8 Auto
This camera glass has a good build quality and was manufactured in the past. It has a smooth manual focus that allows for precise focusing. The photographic lens has 5 elements in 5 groups, which is a good number for a lens of this type. It also has lens coating to reduce reflections and improve image quality. The bokeh, or out of focus areas, is smooth and pleasing to the eye. The lens has a fixed aperture of f/2.8, which means it can provide good low light performance and shallow depth of field. The resolution, or sharpness, of the lens is good and can produce detailed images. There are alternative lenses available, but this lens is a good option for those who want a fast prime lens with good optics.
Has 6 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle. Bright lens thanks to the high aperture value
87 mm long, requires consideration if you want to carry in the camera bag. Weights 400 grams so plan ahead, carry only if really necessary. With a lens filter diameter of 52 mm commonly filter size, presents numerous filter possibilities.