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Near-Infrared

  • Douglas Shaw

The shortest wavelengths of the infrared region, nominally 750 to 2,500 nanometers. Also see How Thermal Imaging and Infrared Technology Works.

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Nanometer (nm)

  • Douglas Shaw

A unit of length in the metric system equal to one billionth of a meter. Nanometers are the most common unit used to describe the manufacturing technology used in the semiconductor industry and the most common unit to describe the…

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MOA (Minute Of Angle)

  • Douglas Shaw

Commonly used in the shooting world as a point of reference, a Minute Of Angle is 1.047 inches at 100 yards. Normal shooter application uses the simplified 1” at 100 yards. For perspective, the difference between using the exact 1.047…

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Milliwatts (mW)

  • Douglas Shaw

A milliwatt is equal to one thousandth of a watt. A watt is a derived unit of power in the International System of Units (SI) and measures the rate of energy conversion. One watt is equivalent to 1 joule of…

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Milliradians (mrad)

  • Douglas Shaw

A unit of measurement used to determine the divergence of a laser beam. The miliradian is equal to 0.001 radians and corresponds to an error of 1 meter at 1,000 meters.

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