Zhong Yi Optics (ZY Optics) has announced a new portrait prime lens, the Mitakon Speedmaster 135mm f/2.5 APO Portrait lens. The wide-aperture lens is rebuilt from ZY Optics’s prior 135mm lens, the 135mm f/2.8. The lens is available in Canon EF, Canon RF, Nikon F, Nikon Z and Sony FE mounts.

ZY Optics writes, ‘The new 135mm lens benefits working in difficult lighting, also offering great control on depth of field.
…
Read more