Patent ID: 7878644

Claim:
An ink jet printer, comprising: an applicator on a carriage, said applicator having a plurality of nozzles adapted to apply an amount of a coating composition to a substrate, a first light source producing a light having a wavelength in a range of 100 nm to 1200 nm and an intensity in a range greater than or equal to 0.0003 W/cm. 2 /nm to 0.05 W/cm. 2 /nm and arranged to expose at least a portion of said coating composition to said light, wherein said first light source is a fluorescent lamp and wherein said coating composition includes a cationic ink, wherein said first light source is not mounted on said carriage, wherein an axis defined by said plurality of nozzles is approximately perpendicular to an axis of said fluorescent lamp, and wherein said light provides substantially all energy required to cure said coating composition.