A couple of weeks ago, Nikon announced a new lens aimed at those (likely professional) folks who want reach, speed and superb image quality. It is the NIKKOR Z 400mm f/2.8 TC VR S, designed for their flagship mirrorless camera, the Z9. Its cost ($14,000 USD) will make it inaccessible to most, but for those who can, there is one additional consideration: it comes with a health warning. Some people should not use it.

This is a first – I’ve never seen a health warning attached to any camera equipment. I had to explore that further, and found myself quite concerned. This is the actual warning that appeared in their press release on January 18, 2022:
