The P-70Ex 70mm Extension Ring from AquaTech increases the length of compatible P-series lens ports by 70mm to allow them to accommodate longer lenses. The ring screws directly onto the housing and the port screws into the ring.
- For Use on the Following Lens Ports:
PD-85 dome port with Nikon 14-24mm f/2.8 or Canon 16-35mm f/2.8, 16-35mm f/2.8 II or 17-40mm f/4 lens
P-65 flat port with Nikon 17-55mm f/2.8 lens
PD-65 or PD-85 dome port with Schneider 28mm f/4.5 LS