Webcam Cover: Swiss-Made Sliding Smiley (and a lot better than post-it notes) – Thomas J. Ackermann
Buy Autofocus 1080P Webcam with Privacy Cover, AUSDOM AF640 Full HD Business Web Camera with Dual Noise Reduction Microphones, 90° Wide-Angle View for Desktop/Laptop/Mac, Work with Skype/Twitch/Lync/WebEx Online in Switzerland. B07S1RQRRB
Sandberg Webcam Privacy Cover Saver (134-18)
TC - Towards a webcam-based snow cover monitoring network: methodology and evaluation