The Voigtländer Nokton 21mm F1.4 Aspherical lens for Sony E-mount that was first shown at the CP+ show in Japan back in February has now been officially unveiled.

This new wide-angle prime lens is suitable for both APS-C Sony cameras such as the Alpha A6400, and full-frame cameras like the Alpha A7R III / A7 III.
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https://www.photographyblog.com/news/voigtländer_nokton_21mm_f1_4_aspherical_lens_for_sony_e_mount