本文将计算全息图通过紧聚焦飞秒激光脉冲诱导的微爆机制直接记录在玻璃内部，从而得到永久性的计算全息图。
In this thesis, the CGH was recorded directly inside silica glass step by step controlled by PC using a tightly focused femtosecond laser pulses with the mechanism of micro-explosion.
一个显窃启密封可以防止图像或数据被篡改，且用户可以添加全息图，条形码，微文字和其他安全要素。
A tamper-evident seal protects against image or data alteration, and users can add holograms, barcodes, microtext, and other security elements.
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