Fits to the front of the EF 70-200mm f/4L USM, EF 70-200mm f/4L IS USM, EF 180mm f/3.5L Macro USM and EF 135mm f/2L USM reducing flare caused by light shining directly on the lens front element. Canon more→Lens Hood ET-78 II Fits to the front of the EF 70-200mm f/4L USM, EF 70-200mm f/4L IS USM, EF 180mm f/3.5L Macro USM and EF 135mm f/2L USM reducing flare caused by light shining directly on the lens front element.