Question

. The loop gain of a 0.5 m length laser, GL, is 1.04, and loss factor...

. The loop gain of a 0.5 m length laser, GL, is 1.04, and loss factor is M=0.98. What is the minimum reflectivity of a symmetric (same reflectivity for both mirrors) resonator mirror if the laser gain coefficient is 2*10-3 cm-1?

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Answer #1

As laser has symetric resonator mirror , reflection coefficient or reflectivity of both the mirrors will be same... e.i, R

So reflectivity is calculated as below

reflectivity of both the mirrors will be 100%

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