Get wide-angle coverage for your full-frame E-mount camera without sacrificing low-light capability with the SLR Magic Cine 25mm f1.4 Lens. The shallow flange depth of Sony's E-mount system enables compact yet fast lens designs. This lens's bright f/1.4 aperture of this lens is ideal for low-light cinematography and compositions that require shallow depth-of-field. Inside this lens resides a 13-bladed iris which maintains smooth background bokeh, even as the lens is stopped down from its wide-open aperture. Other features found on this lens is a 52mm filter thread that won't rotate with lens focusing, and 0.8 MOD standard gearing on the focus and iris rings for interfacing with follow focuses and lens control motors.