He-Ne Laser Technical Parameter Model Dimensions(mm) Mode Power output(mW) H-150/D 150*26 TEM00 ≥0.8 H-180/D 180*26 TEM00 ≥1.2 80 H-230/D 230*35 TEM00 ≥2.0 80 H-250/D 250*35 TEM00 ≥2.2 80 H-300 300*35 Low-order model ≥4.0 80 H-350 350*35 Low-order model ≥6.0 80 H-400 400*40 Low-order model ≥8.0 92 H-450/D 450*40 Low-order model /TEM00 ≥10/5.5 102/105 H-550 550*40 Low-order model ≥15 102 H-600 600*40 Low-order model ≥18 109 H-700 700*45 Low-order model ≥25 125 H-800 800*50 Low-order model ≥ 35 129 H-1000 l000*50 Low-order model ≥48 163