This 8.5in wide-angle dome port is part of the N120 port system and features an acrylic element and anodized aluminum construction. 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.
            
            
          
            
              Technical Specifications
              
| Depth Rating | 
150m | 
| Port System | 
N120 | 
| Weight | 
 | 
| Port Opening Diameter | 
 | 
| Port Diameter | 
8.5in | 
| Body Material | 
Anodized Aluminum Alloy | 
| Port Material | 
Acrylic | 
| Port Coating | 
 | 
| Port Shade Material | 
ABS | 
| Removable Port Shade | 
 | 
| Spare O-ring | 
90140 |