Protect your Lens and your images with fotodiox's inexpensive lens hood replacements. Fotodiox lens hoods are a great way to keep stray light from hazing your image which in turn help maintain contrast. Lens hoods also add another barrier of defense against accidental impacts and add a stylish, professional look for your gear. ef 17-35mm f/2. 8L us mall pictures are for illustration purposes only. Actual product may vary slightly due to ongoing improvements in design.