A Young's interference experiment is performed with blue$-$green laser light. The separation between the slits is $0\mathrm{.}500$ mm $,$ and the screen is located $3\mathrm{.}26$ m from the slits. The first bright fringe is located $3\mathrm{.}14$ mm from the center of the interference pattern. What is the wavelength of the laser light?

nm

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