Nederlands
![Sea&Sea Focus Gear AF SIGMA 105 mm [46360]](https://www.uwcamerastore.com/media/catalog/product/cache/585a9f53153ae04cde57614e2eac8117/s/s/ss46360.jpg)
![Subal Zoom Gear for Tokina 10-17/3.5-4.5 AF DX [4ZTO835]](https://www.uwcamerastore.com/media/catalog/product/cache/585a9f53153ae04cde57614e2eac8117/4/z/4zto835.jpg)
![Sea&Sea Focusgear Canon EF 100mm F2.8L Macro [31155]](https://www.uwcamerastore.com/media/catalog/product/cache/585a9f53153ae04cde57614e2eac8117/s/s/ss31155.jpg)
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.
![Nauticam C2470f4-Z Zoom gear for Canon EF 24-70 f/4L IS USM [19544]](https://www.uwcamerastore.com/media/catalog/product/cache/585a9f53153ae04cde57614e2eac8117/1/9/19544.jpg)
Nauticam C2470f4-Z Zoom gear for Canon EF 24-70 f/4L IS USM€260.00 €214.88Backorder. Ready for shipment in 1 to 2 weeks
Nauticam C24105-Z Z00m gear for Canon EF 24-105mm f4L IS USM€260.00 €214.88Backorder. Ready for shipment in 1 to 2 weeks![Sea&Sea Zoom Gear Nikkor 35-80 & 28-80 F3.5-5.6 [5613]](https://www.uwcamerastore.com/media/catalog/product/cache/585a9f53153ae04cde57614e2eac8117/s/s/ss5613.jpg)
Sea&Sea Zoom Gear Nikkor 35-80 & 28-80 F3.5-5.6 [5613]Special Price €99.00 €81.82 Regular Price €149.00In stock
Nikon WP-ZG1020 Zoom Gear SleeveSpecial Price €35.01 €28.93 Regular Price €75.00Backorder. Ready for shipment in 2-5 working days
Nikon WP-ZG1010 Zoom Gear SleeveSpecial Price €35.01 €28.93 Regular Price €75.00Backorder. Ready for shipment in 2-5 working days-
- Sea&Sea Focus Gear AF/MF 60mm NX [51300]Special Price €129.00 €106.61 Regular Price €179.00In stock
- Subal Zoom Gear for Tokina 10-17/3.5-4.5 AF DX [4ZTO835]€195.00 €161.16Special order product, non-cancelable, non-returnable !
- Subal Zoom Gear for Tokina 10-17/3.5-4.5 AF DX + 1.4x ext€195.00 €161.16Special order product, non-cancelable, non-returnable !
- Nauticam C1635f4-Z Zoom gear for Canon EF 16-35mm f/4L IS€260.00 €214.88Backorder. Ready for shipment in 1 to 2 weeks
- Nauticam SE1670-Z Zoom gear for Sony Vario-Tessar T* E 16-70€200.00 €165.29Backorder. Ready for shipment in 1 to 2 weeks
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- Sea&Sea Zoom Gear Nikkor 35-80 & 28-80 F3.5-5.6 [5613]Special Price €99.00 €81.82 Regular Price €149.00In stock
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- Nauticam O714-F for Olympus M.Zuiko Digital ED 7-14mm f/2.8€220.00 €181.82Backorder. Ready for shipment in 1 to 2 weeks
- Nauticam O8-F for Olympus M.Zuiko Digital ED 8mm 1:1.8€210.00 €173.55Backorder. Ready for shipment in 1 to 2 weeks
- Sea&Sea Focusgear Canon EF 100mm F2.8L Macro [31155]€259.00 €214.05Backorder. Ready for shipment in 2-5 working days
- Ikelite DSLR style zoom set for mirrorless housings #5509.29€34.50 €28.51Backorder. Ready for shipment in 1 to 2 weeks
- Ikelite Rubber Set for Zoom / Focus Gears #5509.1€5.75 €4.75Backorder. Ready for shipment in 1 to 2 weeks
- Olympus PPZR-EP06 Zoom Gear for M.ZUIKO 7-14mm 1:2.8 PRO€79.95 €66.07Backorder. Ready for shipment in 2-5 working days
- Nauticam SFE90-F Focus Gear- Sony FE 90mm F2.8 Macro [36175]€230.00 €190.08Backorder. Ready for shipment in 1 to 2 weeks
- Sea&Sea CX500 EF 50 f2.8 macro gear [4522]Special Price €50.00 €41.32 Regular Price €199.00In stock
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 HousingsRead 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 HousingsRead 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,
