About Schneider Kreuznach Xenon
This lens offers all new optical and mechanical design for outstanding operation and performance as well as rugged reliability. The circular 14-blade aperture is specially engineered for a smooth and consistent bokeh. The precision constant volume focusing design ensures that breathing is minimized. And with a 300-degree barrel rotation, the manual focus markings offer accuracy and repeatability.
Engineered for compatibility with industry standard cine-style accessories like follow focus rigs and matte boxes, the xenon FF Primes feature identical external dimensions and positioning of focus and gear rings in each focal length. Operators will appreciate using the oversized focus and distance scales that are readable on both sides of the lens. To accommodate filters and other accessories, each lens has a 100mm front diameter and a standard 95mm thread.