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1 
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between the nearest and the furthest objects 
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3 
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A space through which light passes in an optical or photographic instrument 
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4 
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referring to any situation in which a device is transmitting data repeatedly  
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5 
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amount of a light llowed to fall on each area unit of a photographic medium. 
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6 
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Illuminated from behind 
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7 
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between the center of a lens or curved mirror  
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8 
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referring to that object in a photograph at which he wants to draw the most attention. 
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