Voigtlander 21mm F1.8 Ultron Overview

Announced Sep 17, 2012 •
Wideangle prime lens | Leica M | BA218M
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Product description
Announced Sep 17, 2012

The 21mm F1.8 Ultron is a large aperture, manual focus wideangle prime for M-mount rangefinder cameras. The optical design uses 13 elements in 11 groups, including aspherical elements to correct aberrations. The lens has an all-metal barrel construction and uses a 10-bladed aperture for smooth background blur.

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Quick specs
Lens type Prime lens
Focal length 21 mm
Lens mount Leica M
Max aperture F1.8
Min aperture F22
Min focus 0.50 m (19.69)
Weight 412 g (0.91 lb)
Length 92 mm (3.62)

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