Auto Travenar 28mm f/2.8
Auto Travenar 28mm f/2.8 is a camera glass that captures wide angle shots with a bright aperture value. It has a manual focus system and 6 aperture blades, which produce a circular bokeh effect. The lens has a filter diameter of 52mm, and users can choose from different filter options using a step-up ring. The lens is well-built and has a high resolution due to its lens elements and coating. It takes time to manufacture this lens, but there are alternatives available in the market.
Optical design
Bright lens thanks to the high aperture value 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
With a lens filter diameter of 52 mm commonly filter size, provides a range of filter options.
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