Admiral G.M.C. Automatik-Weitwinkel 21mm f/4

The Admiral G.M.C. Automatik-Weitwinkel 21mm f/4 is a photo lens that offers a wide angle view. It can be used with different camera brands through alternative mounts. The lens has a manual focus system and produces a pleasant bokeh effect. It is made of several lens elements with a special coating that reduces reflections and improves image quality. The lens is well-built and has good resolution capabilities. The aperture can be adjusted up to f/4, allowing for a good depth of field. The manufacturing time for this lens is not specified.

Optical design

Average brightness in this league 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

Weights 350 grams so plan ahead, carry only if really necessary. With a lens filter diameter of 82 mm lens filters in this range can be expensive, purchase lens – and filter – only if you plan to keep them for long time, make a try with used ones.

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