Petri C.C. Auto 55mm f/1.8

Petri C.C. Auto 55mm f/1.8 is a camera glass that can be used with different camera mounts. It is a manual focus photographic lens that can produce pleasing bokeh or background blur when used wide open. It has a fixed aperture of f/1.8 which allows for more light to enter the lens, making it ideal for low-light photography. The lens is made up of several glass elements that are coated to reduce glare and improve image quality. It is a well-built lens that is lightweight and easy to carry around. The lens has a resolution that can produce sharp and detailed images. It is a good alternative to autofocus lenses for those who prefer to have more control over their focus. The lens has been around for a long time, and it is a testament to its quality that it is still being used by photographers today.

Optical design

Wide open, subjects located outside the depth of field are shown very blurred. Has 6 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle.

Physical characteristics

41 mm long, this small lens should be always in the camera bag. Weights 195 grams so convinient to carry. With a lens filter diameter of 52 mm commonly filter size, presents numerous filter possibilities.