The Canon EF600mm F4L IS III USM is being marked as discontinued overseas, but major US retailers still have the lens in stock so do not delay if you want to purchase one. Kitamura Camera: Discontinued products Map Camera: Discontinued products, in stock Bic Camera: Production discontinued Yodobashi Camera: Discontinued Canon Online Shop: No longer … Continue reading Canon EF600mm F4L IS III USM Discontinued Overseas