20130265768 | ILLUMINATING MODULE FOR A MICRO PROJECTING DEVICE - An illuminating module includes a casing, a sleeve forming a positioning device to contact with the casing; and a light source one end of which is extended into the sleeve, wherein the positioning device of the sleeve is non-fixedly contacted with the casing so as to adjust the sleeve to a desired location and direction in the casing. With the positioning device, the assembly process of the illuminating module becomes more easily to be accomplished and ensures the optical quality. | 10-10-2013 |