Nikon's underwater wide prime — UW-Nikkor 35mm f/2.5 designed for the Nikonos underwater system.
The Nikon UW-Nikkor 35mm f/2.5 is a waterproof wide prime designed for the Nikonos underwater camera system — one of photography's most specialised lens families. The UW designation indicates underwater optimisation.
Optically designed for underwater use — corrected for the optical effects of water. The 35mm provides a useful perspective underwater. The Nikonos system was the gold standard for underwater film photography before digital housings.
Nikonos mount — only works with Nikonos camera bodies underwater. Can be used on land with a Nikonos body. Waterproof construction. 35mm at f/2.5. The Nikonos system is completely discontinued.
Available used at mid-range prices — collector interest. The Nikonos system is discontinued — the UW-Nikkor only works with Nikonos bodies. For Nikonos collectors and underwater photography historians.