0.72x Focal Reducer Speed Booster Adapter for Nikon F mount G AF-S lens to Sony E mount APS-C - A6000 A6300 NEX-6 CPL filter Improved design on 2nd generation:

Improved design on 2nd generation:

6000K) and 10 Levels brightness can be adjust

with good build quality and smooth focus

For using Sony E mount mirrorless digital cameras with all Hasselblad V mount lenses

0.72x Focal Reducer Speed Booster Adapter for Nikon F mount G AF-S lens to Sony E mount APS-C - A6000 A6300 NEX-6 CPL filter Improved design on 2nd generation:0. 72x optical glass lens adapter for using Sony NEX (E) mount APS C digital cameras with Nikon F mount lenses. Reduces focal length to 0. 72, adjust the image size to near 1: 1, so that the focal length of the image is close to actual focal length of the lens, e. g. 50mm x 1. 5 x 0. 72 = 54mm. Helps to increase the maximum aperture to 1 stop, also can use it faster by 1 stop. Switching camera to "Release w o lens" mode is essential. Allows focus