Global Holographic Diffraction Grating Market size was valued at US$ 284.7 million in 2024 and is projected to reach US$ 523.8 million by 2032, at a CAGR of 7.1% during the forecast period 2025-2032 Holographic diffraction gratings are precision optical components that utilize interference patterns to disperse light into its component wavelengths. These gratings serve as critical...