BGA REBALLING with Laser

RETRONIX http://www.retronix.com and Factronix http://www.factronix.com are offering this reballing service. The reballing by laser applies heat for only some milliseconds. So there is no thermal stress for the BGA during the reballing process. Also spheres with different alloy can be attached to the BGA. So you might reball your BGA leaded or leadfree or either with different diameter spheres.
This BGA reballing service is performed by