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About LinkBacksThe mechanism inside the laser head of a DVD / CD ROM player How it focuses and keep tracking on those ultra-tiny tracks. A quick look at the optical head and how it it does fine focusing and tracking.
The mechanism inside the laser head of a DVD / CD ROM player How it focuses and keep tracking on those ultra-tiny tracks. A quick look at the optical head and how it it does fine focusing and tracking.
high-side (Aug 17, 2019)
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