Dual Aperture Diffractive Beam Combiner Consisting of Four Holographic Lenses: Application to Visible Light Lithography. IJPAP [Internet]. 2025 Aug. 6 [cited 2026 Jul. 19];63(8):713-8. Available from: https://or.niscpr.res.in/index.php/IJPAP/article/view/19586