On Tuesday, Facebook announced that it was buying Oculus Rift, a virtual-reality gaming company, for a cool $2 billion.

Now, two stocks that have the word Oculus in them are surging.

Oculus VisionTech Inc. (OVTZ) was up as much as 31%, to $0.21. This company is involved in digital watermarking.

And Oculus Innovative Sciences (OCLS) is up 8.8%, to $4.94. This is a global health-care company involved in manufacturing prescription and nonprescription products.

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