a meter that measures the output of their UV-C sterilizer the NukeBox. It is built around a $2.50 sensor and a $3 Arduino. The NukeMeter is built around a GUVA-S12SD UV sensor breakout board.
Kerala is probably the only state in the country that now relies on an established system to issue alerts on UV levels..UV ...
For many photographers, a UV filter is an essential purchase ... material that the light must pass through before reaching the sensor, and some purist photographers argue that this compromises ...