The IRIX 45mm T1.5 Cine Lens boasts design tailored for film production and is suitable for use with full-frame sensors. Featuring a robust PL-mount configuration, this lens includes user-friendly touches like illuminated marking in feet for focus precision and a removable 1/4"-20 support bracket. With nine aperture blades for aesthetically pleasing bokeh and weather-resistant construction, this lens is designed to perform excellently in varied conditions. The optic structure consists of 11 elements in nine groups, incorporating four high refractive and three extra-low dispersion elements to mitigate distortions and aberrations.