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Choosing the right port system for your underwater housing is essential for achieving sharp, distortion-free images underwater. Whether you shoot wide-angle or macro, your port setup directly affects image quality, field of view, and usability.
Gears
Gears are control rings that allow manual focus or zoom operation of lenses inside underwater housings. They are essential for precise handling during a dive.
Ikelite zoom/focus gear 5509.19€28.75 €23.76Backorder. Ready for shipment in 1 to 2 weeksIkelite has designed a special Zoom Sleeve #5509.19 for use with the Canon 18-55mm STM lens in combination with the Canon EOS 100D Rebel SL1 camera and the compact Ikelite DSLR housing. Learn More
Ikelite zoom/focus gear 5509.20€28.75 €23.76Backorder. Ready for shipment in 1 to 2 weeksIkelite has designed this special Zoom Sleeve #5509.20 for use with the Canon 10-18mm STM lens in combination with the Canon EOS 100D Rebel SL1 camera and the compact Ikelite DSLR housing. Learn More
Ikelite zoom/focus gear 5509.21€28.75 €23.76Backorder. Ready for shipment in 1 to 2 weeksThis Ikelite Zoomsleeve #5509.21 is special designed for use with the Canon 24-70mm f/4L IS USM lens. Learn More
Sea&Sea Zoom Gear Nikkor 35-80 & 28-80 F3.5-5.6 [5613]Special Price €99.00 €81.82 Regular Price €149.00In stockSea&Sea Zoom Gear Nikkor 35-80 & 28-80 F3.5-5.6 [5613] Learn More
Hugyfot silicon gear 6.841€38.00 €31.40Not available anymore !Each Hugyfot housing is equipped with a zoom- / focus system. This is an external button on the left side of the house. This is connected to a gear and silicon ring on the lens in the housing. Through this system, the user can control the zoom or focus by hand. Learn More
Nauticam O714-F for Olympus M.Zuiko Digital ED 7-14mm f/2.8€210.00 €173.55Backorder. Ready for shipment in 1 to 2 weeksNauticam O714-F for Olympus M.Zuiko Digital ED 7-14mm f/2.8 [36055] Learn More
Nauticam O8-F for Olympus M.Zuiko Digital ED 8mm 1:1.8€200.00 €165.29Backorder. Ready for shipment in 1 to 2 weeksNauticam O8-F for Olympus M.Zuiko Digital ED 8mm [36056] Learn More![Sea&Sea Focusgear Canon EF 100mm F2.8L Macro [31155]](https://www.uwcamerastore.com/media/catalog/product/cache/585a9f53153ae04cde57614e2eac8117/s/s/ss31155.jpg)
Sea&Sea Focusgear Canon EF 100mm F2.8L Macro [31155]€259.00 €214.05Backorder. Ready for shipment in 2-5 working daysSea&Sea Focusgear Canon EF 100mm F2.8L Macro [31155] Learn More
Ikelite DSLR style zoom set for mirrorless housings #5509.29€34.50 €28.51Backorder. Ready for shipment in 1 to 2 weeksIkelite DSLR style zoom set for mirrorless housings #5509.29 Learn More
Ikelite Rubber Set for Zoom / Focus Gears #5509.1€5.75 €4.75In stockIkelite SLR Focus clamp = Rubber only #5509.1 Learn More
Frequently asked questions about gears for underwater housings
What is a gear for an underwater housing?
A gear is a ring placed around a lens that allows you to control focus or zoom through the external controls of an underwater housing.
Do I need a gear for every lens?
Not always. Some lenses can be used without a gear, but for manual focus or zoom control, a compatible gear is required.
What is the difference between a focus gear and a zoom gear?
A focus gear is used to manually adjust focus, while a zoom gear allows you to change focal length on zoom lenses.
How do I know which gear I need for my underwater housing?
You can use port charts to find the correct gear for your specific lens, port and underwater housing.
Are gears brand specific?
Yes, gears are designed for specific lenses and underwater housing systems. Always check compatibility before choosing a gear.
Related articles about gears for underwater housings
- Posted: March 17, 2026Categories: Underwater HousingsRead more »
- Posted: August 26, 2024Categories: Underwater Housings
Read more »AOI underwater housings are compact, lightweight, and ergonomic. Depending on the lens you want to use with your camera, you'll need a matching AOI port, gear and AOI extension ring. AOI has created port charts where you can look up exactly which items you need to start underwater photography with your lens in the underwater housing.
- Posted: March 06, 2024Categories: Underwater Housings
Read more »Many Nauticam housings provide interchangeable ports, enabling the use of various lenses. However, different lenses may demand distinct ports and extension rings to maintain or correct for underwater optics. Certain lenses permit access to zoom and manual focus functions while inside the housing,