Business, 15.12.2021 21:20 chinadoll24

If the eye receives an average intensity greater than 1.0 * 102 W>m2, damage to the retina can occur. This quantity is called the damage threshold of the retina. (a) What is the largest average power (in mW) that a laser beam 1.5 mm in diameter can have and still be considered safe to view head-on

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If the eye receives an average intensity greater than 1.0 * 102 W>m2, damage to the retina can oc...