OnePlus demonstrated the "disappearing camera" feature on its Concept One. Now a design patent filed with the WIPO Global Design Database shows how future devices might utilize a similar feature. They show a circular camera, similar to the OnePlus 7T. This doesn't appear to be dimmable glass like on the concept, but instead a rotating camera cover. Check out the designs below, the top row shows the "closed" state, the bottom row shows the camera cover "opened". It's not clear if the opening and closing of the cover is automatic or manual. Four different designs: top row shows...
Source: https://www.gsmarena.com/oneplus_design_patent_shows_hidden_cameras_with_a_rotating_cover-news-41385.php
