It is totally MCU based, excellent as a educational/training project for students/hobbyists.See details Accurate Capacitance Meter This capacitance meter can easily measure down to 1p F while the up end goes to 500u F and more.
You must stay above 15 fps in order to stream video, and you're better off staying closer to 30 and higher.
What You Should Get The type of lens will affect the webcam's performance.
Some entry-level webcams feature plastic lenses, but it's wiser to stick with a glass lens since they dramatically improve performance without significantly raising the price.
Auto-focusing and automatic light-adjustment technologies are useful in webcams, especially if you'll be using it in a darkened room (e.g., a bedroom for video chatting).
If yours does not, don't fret - you can download software instead.