This product is no longer available or has been replaced by a newer model.
Whether you use a flash as main light or a fill, the Flash X-Tender is a must with lenses 300mm or longer. This unit weighs less than 3 ounces and folds flat for storage.The Flash X-Tender increases your flash output by a minimum of 2 full stops (3 stops from a flash's 50mm setting). The NEW FX-3 fits the Canon 580EX. More