What is the photon energy of blu-ray player laser

Reference no: EM13979033

The laser in a DVD player emits light at a wavelength of 640 nm. The laser in a Blu-Ray player emits light at 405 nm.

What is the photon energy of DVD player laser, in eV?

What is the photon energy of Blu-Ray player laser, in eV?

Reference no: EM13979033

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