Cosinon Auto 135mm f/2.8 (1)

Cosinon Auto 135mm f/2.8 (1) is a camera glass that can be used with different camera mounts. It has a fixed focal length of 135mm and a bright aperture of f/2.8, which makes it ideal for low light photography and portrait shots. The lens has a manual focus system, which allows for precise control over the focus. The bokeh, or the quality of the out-of-focus areas, is smooth and pleasing to the eye.

The lens has a construction of 6 elements in 6 groups, which ensures high image quality and sharpness. The lens elements are coated to reduce flare and ghosting, which can cause unwanted reflections and reduce contrast. The lens is well-built and durable, making it suitable for outdoor and travel photography. It was manufactured in the past, so it may require some maintenance or repair if purchased second-hand.

The aperture of the lens can be adjusted from f/2.8 to f/22, allowing for creative control over the depth of field. The lens has a resolution that is capable of producing sharp and detailed images. The lens can be used with manual or autofocus systems, depending on the camera mount and the camera body. If autofocus is not available, the lens can be used with focus confirmation chips or focus peaking systems to assist with manual focusing.

Alternative lenses with similar focal lengths and apertures include the Canon EF 135mm f/2L USM, Nikon AF DC-NIKKOR 135mm f/2D, and Sony FE 135mm f/1.8 GM. However, these lenses may be more expensive and have different features and characteristics.

Optical design

Bright lens thanks to the high aperture value Has 8 aperture blades, with this amount of aperture blades you will be satisfied with the result.

Physical characteristics

Weights 420 grams so plan ahead, carry only if really necessary. 84 mm long, requires consideration if you want to carry in the camera bag. With a lens filter diameter of 55 mm commonly filter size, gives you a variety of filter options.

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1 review for Cosinon Auto 135mm f/2.8 (1)

  1. allphotolenses.com

    1 allphotolenses.com user rated as 4/5

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