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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.
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Olympus PPZR-E07 zoom ringSpecial Price €79.00 €65.29 Regular Price €106.36In stockOlympus PPZR-E07 zoom ring Learn More
Olympus PPZR-EP07 Focus Gear for ED 30mm 1:3.5 Macro€34.90 €28.84In stockOlympus PPZR-EP07 Focus Gear for ED 30mm 1:3.5 Macro Learn More
Olympus PPZR-EP05 Gear for 8mm f/1.8 Fisheye€79.95 €66.07In stockOlympus PPZR-EP05 Focus Gear for the M.Zuiko 8mm f/1.8 Fisheye PRO Lens Learn More
Olympus PPZR-E06 zoom ringSpecial Price €79.00 €65.29 Regular Price €95.35In stockOlympus PPZR-E06 zoom ring Learn More
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 daysOlympus PPZR-EP06 Zoom Gear for M.ZUIKO 7-14mm 1:2.8 PRO 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,