Description

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

split

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.

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Port Chart

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