| 1. | J Cataract Refract Surg 2007; 33 : 75-80.
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| 2. | Sunlight shatters and refracts on backwaters sunk into the horizon.
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| 3. | Smoke, fog, or dust could obstruct or refract the beam.
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| 4. | It doesn't refract down to a clear point ."
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| 5. | Pinhole glasses do not actually refract the light or change focal length.
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| 6. | :: : Sound waves refract by changing their speed.
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| 7. | Different panels are designed to absorb and refract different frequencies of sound.
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| 8. | An oblate raindrop will still refract ( and internally reflect ) light.
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| 9. | Families are the prism through which Sue Miller refracts her characters'lives.
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| 10. | Clear, shallow water refracts the sand and rock.
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