I was trying to source a camera as well but finally found that using Open Broadcaster with an iPhone running and NDI app is a great solution. You run OBS with

I was trying to source a camera as well but finally found that using Open Broadcaster with an iPhone running and NDI app is a great solution. You run OBS with an NDI receiving plugin and a plugin for making a virtual webcam. Then on the iOS device (really any phone could work) you run something similar to https://apps.apple.com/us/app/camera-for-obs-studio/id1352834008 https://apps.apple.com/us/app/camera-for-obs-studio/id135283.... Obviously this works best if you can find a spare phone to use and have good 5 GHz WiFi.