Joule (J)

The SI unit of work. One joule is the work performed when the point of application of one newton is moved one meter in the direction of the applied force.

joule

Physics; General physics

A unit used to measure energy or work. The joule is named after James Prescott Joule.

Absorb

Industrial machinery; Laser equipment

To transform radiant energy into a different form accompanied by a rise in temperature.

Absorption Coefficient

Industrial machinery; Laser equipment

Factor describing light's ability to be absorbed per unit of path length.

Accessible Emission

Industrial machinery; Laser equipment

The magnitude of accessible laser (or other collateral) radiation of a specific wavelength or emission duration at a particular point as measured by appropriate methods and ...

Accessible Emission Limit

Industrial machinery; Laser equipment

The maximum accessible emission level limit (AEL) permitted within a particular class. In ANSI Z-136.1, AEL is determined as the product of Accessible Emission times the Maximum ...

Active Medium

Industrial machinery; Laser equipment

Collection of atoms or molecules capable of undergoing stimulated emission at a given wavelength.

Afocal

Industrial machinery; Laser equipment

Literally, "without a focal length"; an optical system with its object and image point at infinity.

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Industry/Domain: Computer Category: Input and output devices

G-speak

G-speak is a spatial operating environment (SOE) that allows people to use gestures to control computer applications and image manipulation across ...