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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 focus ring for AF-S Micro-Nikkor 60mm f2.8G ED€139.00 €114.88Backorder. Ready for shipment in 1 to 2 weeks
Nauticam CR2450-Z Zoom Gear voor Canon RF 24-50mm F4.5-6.3IS€200.00 €165.29Backorder. Ready for shipment in 1 to 2 weeks
Nauticam SFE2070-Z Zoom Gear for Sony FE 20-70 F4 G€190.00 €157.02Backorder. Ready for shipment in 1 to 2 weeks
Isotta focus gear for AF DX Fisheye-Nikkor 10.5mm f/2.8G ED€103.00 €85.12Backorder. Ready for shipment in 1 to 2 weeks
Nauticam Cinema Gear Set for Canon RF 24-50mm f/4.5-6.3 IS€590.00 €487.60No delivery information available
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 weeks![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 weeks
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 weeks
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
Nauticam SFE1635GMII-Z Zoom Gear Sony FE 16-35mm F2.8 GM II€250.00 €206.61Backorder. Ready for shipment in 1 to 2 weeks
Isotta zoom gear for Canon EF 8-15 + adapter [2756]€132.00 €109.09Backorder. Ready for shipment in 1 to 2 weeks
Isotta zoom gear for Nikon NIKKOR Z 14-24mm f/2.8 S€146.00 €120.66Backorder. Ready for shipment in 1 to 2 weeks
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 weeks
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 weeks
Nauticam Z1430-Z Zoom Gear for Nikkor 14-30mm f4 S€260.00 €214.88Backorder. Ready for shipment in 1 to 2 weeks
Nauticam Z2470-Z Zoom Gear for Nikkor Z 24-70mm f4 S€260.00 €214.88Backorder. Ready for shipment in 1 to 2 weeks
Isotta zoom gear for Sony FE 16-35mm F2.8 GM - SEL1635GM€133.00 €109.92Backorder. Ready for shipment in 1 to 2 weeks
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,