The EdgeHD .7x Focal Reducer Lens makes your EdgeHD 800 one full f-stop faster than f/10, doubling the equivalent exposure at f/10
4-element lens design
Maintains similar flat-field performance as native Edge HD optical design
Increases Field of View by 43% to Better Capture Wide Field Images
Designed specifically for the EdgeHD 800105 mm generous back focus43% increased the field of viewLanthanum glass elementsMulti-layer coatingOptimized for APS-C sized sensorsComputer assisted CNC machined aluminum housing