A light source is provided which comprises an LED array containing a plurality of LEDs, and a lens array containing a plurality of lenslets. The lens array is aligned with the LED array such that one lenslet is disposed over each LED, wherein each of said plurality of lenslets comprises at least first and second sublenslets having first and second respective optical centers, and wherein at least one of said first and second optical centers deviates from the geometric center of the lenslet.