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Icon  Name                    Size  
[PARENTDIR] Parent Directory          -   
[   ] device.zip              4.9K  
[   ] interference.zip        862K  
[   ] lenses.zip              1.9M  
[   ] refraction.zip          843K  
[   ] resonance.zip           893K  
[   ] string.zip              851K  
[   ] waves.zip               851K