Cooke S4 FF/i Announced – Full-Frame T2.0 Primes, 385mm Average Close Focus, 87mm Front Diameter
Cooke Optics has introduced the S4 FF/i, a full-frame evolution of its S4/i Super 35 primes. The set has six T2.0 lenses from 18mm to 100mm, a common 87mm front diameter and close focus that averages just over 15 inches. With the original S4/i out of production since the start of 2025, the new series puts the S4 name b
