i need 2 know some stuff about long sight eyes :
* ITs causes and treatment
*HOw this application of light works
*and Provide a written explanation of the scientific principles it demonstrated. ( e.g Automatic door sensors - " Light travels in stright lines" .)
.....
2007-10-16
21:26:28
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4 answers
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asked by
***Jaleh*** .
1
in
Science & Mathematics
➔ Engineering
( long sighted eyes :
when far away objects are seen clearly but not near ones )
2007-10-16
23:01:20 ·
update #1