![Ben Krasnow on Twitter: "Here's a comparison of CD, DVD, and Blu-ray discs in a scanning electron microscope. Same scale for each. @scanlime http://t.co/oKmfJzxI9H" / X Ben Krasnow on Twitter: "Here's a comparison of CD, DVD, and Blu-ray discs in a scanning electron microscope. Same scale for each. @scanlime http://t.co/oKmfJzxI9H" / X](https://pbs.twimg.com/media/CIoVE3OUMAIfhRx.jpg)
Ben Krasnow on Twitter: "Here's a comparison of CD, DVD, and Blu-ray discs in a scanning electron microscope. Same scale for each. @scanlime http://t.co/oKmfJzxI9H" / X
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What is an optical drive? A guide to how your computer reads CDs, DVDs, and Blu-ray discs | Business Insider India
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