Sea&Sea Focus Gear for Canon EF 8-15mm f/4L Fisheye USM Lens @compacthousing rich and fundamental performance is

rich and fundamental performance is filled in ultra-compact body to exert distinguished mobility

LED Lifetime

Compatible [X-2] series

* It is the recommended dual cord for Nikon DSLR housings with compatible Nikonos N5 bulkheads from Aquatica

Weight: [air] 76 g/2

Sea&Sea Focus Gear for Canon EF 8-15mm f/4L Fisheye USM Lens @compacthousing rich and fundamental performance isThis 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