Definition of argon laser
: a laser that emits light especially in the blue and green regions of the visible spectrum, operates by means of a high-voltage current through ionized argon gas, and is used especially in laser surgery
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“Argon laser.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/argon%20laser. Accessed 6 Mar. 2021.
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The first known use of argon laser was in 1965
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