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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.
Isotta zoom gear for AF-S DX NIKKOR 10-24mm f/3.5-4.5G ED€128.00 €105.79Backorder. Ready for shipment in 1 to 2 weeksGear to control the zoom of your AF-S DX Nikon lens when it's in use in the Isotta underwater housing.
Learn More![Sea&Sea zoom gear for RF14-35MM F4L IS USM [31210]](https://www.uwcamerastore.com/media/catalog/product/cache/585a9f53153ae04cde57614e2eac8117/s/s/ss31210.jpg)
Sea&Sea zoom gear for RF14-35MM F4L IS USM [31210]€215.00 €177.69Backorder. Ready for shipment in 1 to 2 weeksZoom gear for the Canon RF14-35MM F4L IS USM lens
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Nauticam NZ2850-Z Zoom Gear for NIKKOR Z 24-50 f/4-6.3 Limit€290.00 €239.67Backorder. Ready for shipment in 1 to 2 weeksGear to manual control the zoom of your lens when it's in use in a Nauticam underwater housing.
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Nauticam CR2850-Z Zoom Gear Canon RF 24-50mm F4.5-6.3 Limit€290.00 €239.67Backorder. Ready for shipment in 1 to 2 weeks
AOI LG-OM1-1250EZ Zoom ring for 12-50mm EZ€82.50 €68.18In stockZoom Gear- 1 for M.ZUIKO DIGITAL ED 12-50mm F3.5-6.3 EZ to control the zoom function of your lens when in use in an underwater housing.
AOI LG-OM-1250EZ
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Nauticam SFE1635GMII-Z Zoom Gear Sony FE 16-35mm F2.8 GM II€250.00 €206.61Backorder. Ready for shipment in 1 to 2 weeksZoom gear for Sony FE 16-35mm F2.8 GM II lens, designed for smooth and precise focal length adjustments, enhancing your photography and videography experience. # 37175
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Isotta zoom gear for Canon EF 8-15 + adapter [2756]€132.00 €109.09Backorder. Ready for shipment in 1 to 2 weeksZoom Ring for Canon EF 8-15mm f/4L Fisheye USM + Sigma mount adaptor MC-11 EF/Sony or Metabones mount adaptor EF/Sony
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Isotta zoom gear for Nikon NIKKOR Z 14-24mm f/2.8 S€146.00 €120.66Backorder. Ready for shipment in 1 to 2 weeksGear to control the zoom of your lens when it's in use in an Isotta underwater housing.
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Nauticam Z2450-Z Zoom Gear for Nikkor Z 24-50mm f/4-6.3€260.00 €214.88Backorder. Ready for shipment in 1 to 2 weeksNauticam Z2450-Z Zoom Gear for Nikkor Z 24-50mm f/4-6.3 (# 19201)
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Nauticam Z1424-Z Zoom Gear voor Nikkor Z 14-24mm f/2.8 S€260.00 €214.88Backorder. Ready for shipment in 1 to 2 weeksNauticam Z1424-Z Zoom Gear for Nikkor Z 14-24mm f/2.8 S for Nauticam NA-Z6III underwaterhousing for Nikon Z6III (# 19202)
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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,