Duclos 2x S35 PL Tele-Extender Doubler

Quick and easy field adjustments are enabled thanks to an integrated back focus adjustment. The Duclos 2x Tele-Extender was designed and manufactured with quality in mind; anodized aluminium with stainless steel PL mounts and Japanese glass form a robust, high-quality extender. The extender excels at maintaining resolution throughout the field for Super 35 format lenses.