A light emitting apparatus , comprising: a light source unit emitting a plurality of laser beams ; a light transmission unit gathering the laser beams emitted from the light source unit into a single beam and outputting the single beam to a single focus; a wavelength conversion unit converting a wavelength of the single beam on the focus; and a housing receiving the light source unit , the light transmission unit , and the wavelength conversion unit , wherein the light source unit comprises: a first laser light source emitting a first beam, which is one of the laser beams; a second laser light source emitting a second beam, which is another of the laser beams and proceeds parallel to the first beam; a light source base fixing the first and second laser light sources and having recesses ; a first lens holder , the first laser light source being disposed between the light source base and the first lens holder , and a second lens holder , the second laser light source being disposed between the light source base and the second lens holder , wherein the first lens holder tightly pushes the first laser light source against the light source base , wherein the second lens holder tightly pushes the second laser light source against the light source base , and wherein the first and second lens holders are fitted into the recesses so as to be fixed in the recesses . a light source unit emitting a plurality of laser beams ; a light transmission unit gathering the laser beams emitted from the light source unit into a single beam and outputting the single beam to a single focus; a wavelength conversion unit converting a wavelength of the single beam on the focus; and a housing receiving the light source unit , the light transmission unit , and the wavelength conversion unit , wherein the light source unit comprises: a first laser light source emitting a first beam, which is one of the laser beams; a second laser light source emitting a second beam, which is another of the laser beams and proceeds parallel to the first beam; a light source base fixing the first and second laser light sources and having recesses ; a first lens holder , the first laser light source being disposed between the light source base and the first lens holder , and a second lens holder , the second laser light source being disposed between the light source base and the second lens holder , a first laser light source emitting a first beam, which is one of the laser beams; a second laser light source emitting a second beam, which is another of the laser beams and proceeds parallel to the first beam; a light source base fixing the first and second laser light sources and having recesses ; a first lens holder , the first laser light source being disposed between the light source base and the first lens holder , and a second lens holder , the second laser light source being disposed between the light source base and the second lens holder , wherein the first lens holder tightly pushes the first laser light source against the light source base , wherein the second lens holder tightly pushes the second laser light source against the light source base , and wherein the first and second lens holders are fitted into the recesses so as to be fixed in the recesses . <EOS>