The W1249–Eagle XG 25 mm dia × 0.7 mm thick optical wafer is precision-manufactured from high-quality Corning Eagle XG glass, delivering excellent optical flatness and surface quality for demanding imaging, laser, interferometry, aerospace, and metrology applications. With a tightly controlled diameter and thickness, a central clear aperture, and low transmitted wavefront error (1/20 wave RMS), this thin Eagle XG wafer provides consistent performance and dimensional stability ideal for precision optical systems and research environments.