The Nikon UW-Nikkor IC is 35 mm SLR camera designed for use under water. This Nikon camera lens sports a 21-35 mm wide-angle lens, which will easily allow photographers to capture an entire school of fish in just one quick shot. It is a 28 mm f/3.5 lens weighing in at only 6 oz, making this lens a must-have for any vacation that includes scuba-diving or other underwater activities. Users can easily swim with this 1.7-inch long Nikon camera lens as they capture the beauty of marine life through sharp and vibrant images. Nikon UW-Nikkor IC employs a lens construction of six elements in five groups, rendering superb image clarity and color rendition. In addition, this 28 mm f/3.5 lens has a filter size of 58 mm. For those who are into underwater photography, the Nikon UW-Nikkor IC is an ideal choice, providing users the speed and accuracy they need in this field.