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![PDF] CD, DVD, and Blu-Ray Disc Diffraction with a Laser Ray Box | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/09daf66af1f1ed304393991bb4e6b7c08ef36816/1-Figure1-1.png "PDF] CD, DVD, and Blu-Ray Disc Diffraction with a Laser Ray Box | Semantic Scholar")
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Amazon.com: 雷射盒與鏡片: 工業與科學
Laser Ray Box and Lenses - Geometric Optics Set - Arbor Scientific
