The Angénieux Type EZ-2 for S35mm cameras is a wide zoom lens with a zoom factor of 2.7x. Its focal range and aperture are set to 15-40mm F1.9/T2 making this zoom lens extremely fast across its zoom range with no ramping.  The EZ 2 is lightweight with extremely wide coverage with minimal distortion.  The EZ 2 can also come with a servo.

By exchanging the rear lens group, the lens becomes an EZ-2 for FF/VistaVision format; a wide zoom lens with a zoom factor of 2.7x.  The focal range converts to 22-60mm F2.8/T3 covering an image circle up to 46mm diagonal.