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本专利阐叙一种关于全息扫描器的制造技术。两个点光源产生两束发散波前在全息光盘上形成干涉图形。用计算机计算目标点
This patent describes a manufacturing technique for holographic scanners. Two point light sources produce two beams of divergent waveforms that form an interference pattern on the holographic disk. Use computer to calculate the target point