Have you thought about de-emphasizing the less relevant experiences? Find the companies you're interested in, tailor your resumé to be mostly what is applicable

Have you thought about de-emphasizing the less relevant experiences? Find the companies you're interested in, tailor your resumé to be mostly what is applicable, and then hint at your expanded experience. As an example, a one-liner on "optics, microwave engineering, and semiconductor fabrication" says a lot already.