Aquatica Series 1000 Focus Gear for Canon 100mm f/2.8L IS USM Lens in Port

Keep your photo and video subjects sharp with this Aquatica Series 1000 Focus Gear, which is designed for use on the Canon EF 100mm f/2.8L Macro IS USM lens in Aquatica's Flat Mini Macro or AF Low-Profile Macro Port. Simply mount the gear onto the focusing ring of your lens, and then connect it to the focus control knob of your underwater camera housing. Once beneath the surface, you'll be able to adjust focus using the housing's exterior control. For complete compatibility information, please see the Canon Type 1 and 2 port charts.