Sea&Sea Optical Dome Port

This AR multi-coated glass dome port is ideal for wide-angle photography with a digital SLR camera. It comes with a port case and a dome port cover.

• Greatly reduces peripheral aberration (distortion) so images are clear from corner to corner.
• Efficient light transmission sharpens images.
• Made of glass so it sheds water droplets, excellent for clear over/under shots (half above water, half below).

Specifications:

• Dimensions (DIAxD): 181x78mm / 7.2x3.1inch
• Weight: Approx. 950g / 33.2oz
• Depth rating: 60m / 200ft
• Construction: Corrosion-resistant aluminum alloy (anodized, anti-reflection coating on the inner surface)
  - Dome: Optical glass BK7 (AR multi-coated)
  - Shade: ABS resin