Many (about 10 or more) years ago I have found an interesting project: a distance measurement system with a webcam and a laser pointer. It's probably long gone, but after these years, I have decided ...

Default value for maximum measurement distance is 4m, since HC-SR04 sensor can't measure reliably beyond that. However, if you are using another sensor or if you you don't care about distances larger ...

The hand-held laser distance meter is a small, light, non-contact instrument, widely used in various measurement fields. It is based on the laser ranging theory. This paper would introduce the ...

Looking for a distance-measuring device to add to your gear arsenal? FlightScope's i4 Rangefinder is packed with game-enhancing features.

With black phosphorus, physicists measure the full quantum metric tensor and unlock a new view of electrons in solids.