Sea&Sea Focus Gear for Canon EF 8-15mm f/4L Fisheye USM Lens @compacthousing requiring more than ever from

requiring more than ever from a lighting system

Weight: [air] 76 g/2

Compatible [X-2] series

Optional two viewfinders provide bright and clear finder image

LED Lifetime

Sea&Sea Focus Gear for Canon EF 8-15mm f/4L Fisheye USM Lens @compacthousing requiring more than ever fromThis focus gear enables manual focus adjustment for the Canon EF 8 15mm f 4L Fisheye USM lens via the housing's focus zoom knob when used with Sea&Sea dSLR housings. The focus gear is useful in the following situations: * When you need to manually adjust focus as your subject is not situated within the AF frame or in order to maximize the effect of the lenss minimal shooting distance of 15cm 5. 9 inches. * When you shoot fast moving subjects, like