10 Elements 10 Elements in 9 Groups with 9 diaphragm Blades, including one extra low dispersion ED element and one high refraction element.
Large Aperture Bright f 1.4 maximum aperture suits working in low light conditions and also affords greater control over depth of field.
HD Nano One extra low dispersion elements reduce color fringing and chromatic aberrations in order to achieve a high degree of clarity and color accuracy. One high refractive index elements help to control spherical aberrations and reduce distortion in order to realize high sharpness and accurate rendering.
Personalized only 270g , very lightweight to carry , ideal for video and vlog creator , Integrated micro USB port can be used to update the lens s firmware.