| 1. | The illusion, which involved another light bulb and concave mirrors, inspired Thomas.
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| 2. | He extended his method to test the figure of concave mirrors.
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| 3. | Eyerman also utilized a concave mirror to photograph the aurora borealis.
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| 4. | The concave mirror, source light combination was replaced with a series of fresnel lenses.
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| 5. | Will trade for concave mirror or convertible . " ).
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| 6. | The Micro-theater is composed of a big concave mirror that lies underneath the stage.
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| 7. | D�rer's work on convex and concave mirrors; here D�rer also deals with human physiognomy.
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| 8. | Falco believes it's more likely that artists used concave mirrors.
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| 9. | He later modified the theory to simply involve a concave mirror and a comparator mirror.
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| 10. | The focal length is positive for a concave mirror, and negative for a convex mirror.
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