This Aqua Tech 25mm Port Extension is designed to allow the use of the Canon 14mm f/2.8L II or Nikon 14mm f/2.8 lens with the AquaTech LP-1 or LP-3 dome port for underwater photography.
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- Medium diamond knurl grip for ease of installation
- Piston seal o-ring on major thread base
- AquaTech underwater housings released in 2012 and earlier only