Gradient refractive index (GRIN) optics represent a transformative approach in optical design whereby the refractive index varies continuously within a material rather than remaining uniform. This ...
Novel silicon etching technique crafts 3-D gradient refractive index micro-optics. ScienceDaily. Retrieved December 1, 2025 from www.sciencedaily.com / releases / 2016 / 11 / 161129153525.htm ...
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