Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

If you make a purchase from our site, we may earn a commission. This does not affect the quality or independence of our editorial content.

Map and search of GeoNet sensor networks. Use the date search filter to see sensors that were operating in the past. More detailed station/sensor information can be accessed via our Data Access ...