24mm T1.5 Wide Angle XEEN CF Pro Cinema Lens Mount:Canon EF One extra-low dispersion element is

One extra-low dispersion element is used to reduce color fringing and chromatic aberrations in order to produce imagery with a high degree of clarity and color fidelity

4 include Weather Sealing

4 E II has been developed and enhanced

sealing against the elements and a rounded seven blade aperture for pleasing bokeh and star effects

0 aperture

24mm T1.5 Wide Angle XEEN CF Pro Cinema Lens Mount:Canon EF One extra-low dispersion element isROKINON XEEN CF lenses reflect the trend towards more compact, lightweight, and high definition cameras. They are the first full frame cine lenses to utilize carbon fiber for a sturdier, lighter, durable and more future oriented design and appearance. Carbon fiber is rarely used for precision machinery due its difficulty in molding. Credit must be given to the R&D designers who developed a technique for molding the material into the shape and size