Nauticam Compact macro converter 1The Finest Macro Accessory Lens for Compact and Mirrorless The CMC is an extremely powerful super macro accessory lens optimized for use with both fixed lens compact, mirrorless interchangeable lens, and DSLR cameras. Part of Nauticam's in house lineup of wet and dry optics, these accessory lenses are purpose built and rigorously tested to outperform any other optics on the market. Technical Specifications Depth Rating 100m