Sometimes we need a non-contact liquid level sensor. There are several ways to build that, but the easiest is to try an optical liquid level sensor. You may already have an idea in mind since you are ...

This “Super Light Sensor” responds to minute fluctuations in light level, auto-adjusting over the range from about 200 lux up to 60,000 lux (ie, from a modestly lit room to direct sunlight). It has ...

The Lumen Maintenance Photocell (LMPC) is a sensor that’s attached to a wall that reads the amount of light in an area, and relays the information to a control unit that can make adjustments according ...

This file type includes high-resolution graphics and schematics when applicable. The purpose of an ambient light sensor (ALS) is to allow electronic systems to “see” light like a human eye. The ...

Scientists have discovered the function of a third type of light sensor in the eye -- not vision, but control of the body’s internal clock -- opening a new pathway for potential treatments of ...

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