A laser distance measurer uses a laser light pulse to determine the amount of space between two points. It's a handy and accurate way to measure areas that would have previously been measured with either a traditional reel-in tape measure or a walking wheel device for measuring.

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Laser distance measurers work by sending pulses of laser light. The light reflects off a solid surface, and the measurer calculates the amount of time it takes for the reflection to return to the device. An internal processor calculates distance based on how long it takes the reflection to return.

A tape measure, or measuring tape is a type of hand tool typically used to measure distance or size. It is like a much longer flexible ruler consisting of a case, thumb lock, blade/tape, hook, and sometimes a belt clip. A tape measure will have imperial readings, metric readings or both.

The Accuracy of Laser Measuring Tools Most construction lasers will be accurate to 1/8 or 1/16 of an inch. For basic estimating, a laser measuring tape with a 1/8-inch accuracy will work fine. And even if you don't need to bump the tool up to 1/16-inch accuracy, longer-range models will have it available.

Accurate measuring: Laser distance meters are more accurate than traditional measuring tools. They use laser beams to measure distance, so they provide precise measurements with minimal room for errors.

Laser tape measures are alternatives to traditional metal tape measures; they're used to calculate lengths, widths and heights of up to about 650 feet (198 meters). They're generally considered accurate to within an eighth of an inch (3 millimeters) when measuring a distance of up to 300 feet (91.5 meters).

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How do you measure distance with light? The idea of measuring distance is done via using a laser, by pulsing the laser and timing the return of the light back to a light detector. A high speed processor then calculates the distance between the laser and the object it was pointing at based upon the measured return time.

Tools that can be used to measure length include rulers, vernier calipers, micrometer screw gauges, measuring tape and odometers. The most precise tool used to measure length are vernier calipers. This tool can be used to measure the diameter of a pipe.

While it might seem like a simple tool, many tape measure markings are available in both the metric system and imperial measurements, so it's important to know how to read a tape measure to ensure you get a precise reading and accurate measurement.

The Accuracy of Laser Measuring Tools For basic estimating, a laser measuring tape with a 1/8-inch accuracy will work fine. And even if you don't need to bump the tool up to 1/16-inch accuracy, longer-range models will have it available. You will, however, have to pay more for more accurate laser measuring tools.