Optical sensorPosts and articles about Optical sensorCommunityIs a PIR sensor or an optical sensor better for my workspace?Hi there. I'm the owner of a medium-sized IT company where most of my employees work remotely and I'm looking to invest in office sensors because I've heard the...CommunityWhat is the difference between an optical sensor and a PIR sensor? Hello. I'm deciding whether to buy an optical sensor or a PIR sensor for my HR company, but I don't understand what the difference is. As far as I know, both of...