The chromium, aluminum and silicon dioxide layers were sequentially deposited on the PMMA (polymethylmethacrylate) glass as substrate by electron beam evaporation process.

• 摘要采用电子束蒸镀的方法，以有机玻璃为基材，在其表面蒸镀铬过渡层，再蒸镀铝，最后蒸镀保护层二氧化硅。