The second Yongnuo lens which is having its premiere is the YN 40mm f/2.8N model which, unlike YN 100mm f/2N, does not have its full-frame equivalent in the Nikon system.
The optical system consists of 6 lenses placed in 4 groups. It is equipped with the 6-blade aperture which closes up to f/22.
1).Yongnuo YN 40mm f/2.8N
The lens’ dimensions are 74x45mm, and it weighs 130g. It will enable adjusting focus from the distance of 30cm and mounting filters with the diameter of 58mm.
2).Yongnuo YN 40mm f/2.8N
As in the case of its predecessor, we don’t have any information concerning the lens’ availability and its price.