Aputure Fresnel 2X,Fresnel ii 2 Lens Mount for Aputure 300D Mark II,120D Mark 2, 300D,120D amaran 300c 150c and Other Bowen-S Mount Continuous Lights LensProduct Description Fresnel 2x Dual Lens Optical Design The Fresnel 2X features a dual lens design. The rear lens focuses and magnifies the beam onto the larger 6 front Fresnel lens, this achieves zero light waste. Our dual lens optical design makes the Fresnel 2X twice powerful as the original Aputure Fresnel, and makes the 120D II up to 14 times brighter, breathing new life into your lights. By utilizing a new rotating barrel design, the Fresnel 2X