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laser beam enters a test tube and cannot leave it due to total inner reflection

Stock Photo:
Image ID: 2489096
Copyright:
Small
264x500 3.7"x6.9" (72dpi) 124 KB
Med
527x1000 1.8"x3.3" (300dpi) 463 KB
Large
1526x2893 5.1"x9.6" (300dpi) 3.5 MB
Super
3052x5786 10.2"x19.3" (300dpi) approx.13.4 MB
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