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230mm Optical-Glass Fisheye Dome Port II

SKU # 18812

$ 2,460.00

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Nauticam optical-glass dome ports are finely ground to the highest standard of precision and represent the state of the art in both manufacturing and optical technology. Different size ports are available to support a wide variety of lenses and housing types. Port extensions or adapters may be necessary for some ports and housings. This optical-glass fisheye port has a diameter of 230mm and is part of the N120 port system.

The internal port opening of this port is enlarged for larger diameter lenses like Canon EF 11-24mm f/4 USM.

Technical Specifications

Depth Rating 100m
Port System N120
Weight 2.67 kg
Port Opening Diameter 109mm
Port Diameter 230mm
Body Material Anodized Aluminum Alloy
Port Material Optical Glass
Port Coating Multi-layer Broad-band Anti-reflective Coating Inside
Port Shade Material ABS
Removable Port Shade
Spare O-ring 90140

Introducing 230mm Optical-Glass Fisheye Dome Port II

Resources

NOTE: Enlarged internal port opening for large diameter lenses like Canon EF 11-24mm f/4L USM (requires removal of the the first generation extension ring locking tab) and Canon EF 11-24mm f/4L USM lens requires the use of extension ring 21271.

Resources

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Support & Downloads

Instruction Manual

Port Chart


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Back to 1013 230mm Optical-Glass Fisheye Dome Port II with 20mm N120 Extension Ring, 70mm N120 Extension Ring with Focus Knob and both Zoom and Focus Gears C1635III

FROM THE FIELD

Images and videos from Nauticam gear in the wild

WACP-1 Explained

Canon EF 11-24mm f/4L USM Lens Support

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