Write a Construction and working Ruby Laser. and explain uses of laser.

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Construction and working Ruby Laser:

Ruby is a crystal of Aluminium oxide (Al2O3) with an addition of 0.05% chromium oxide (Cr2O3).

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Ruby is machined into a rod of about 10 cm in length and 0.5 cm in diameter. One end of the ruby rod is highly silvered and the …

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