A measure of the fraction of the input Energy that is converted into output energy. Depending on the context, the writer/speaker may be referring either to the efficiency of specific part of the Laser or to the laser as a whole.

Related Terms
Conversion Efficiency,   Coupling Efficiency,   Differential Efficiency,   Differential Quantum Efficiency,   Output Coupling Efficiency,   Power Efficiency,   Quantum Efficiency,   Slope Efficiency,   Spectral Efficiency,   Wall Plug Efficiency,  

External links for Efficiency
Efficiency on Wikipedia
Efficiency on Google
Efficiency on Yahoo!
Efficiency on Answers
Efficiency on The Free Dictionary

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