| 摘要 |
<p>PCT No. PCT/DE95/01398 Sec. 371 Date Mar. 17, 1997 Sec. 102(e) Date Mar. 17, 1997 PCT Filed Oct. 10, 1995 PCT Pub. No. WO96/13851 PCT Pub. Date May 9, 1996A metal-halide discharge lamp for photo-optical purposes contains an ionisable fill, comprising mercury, at least one noble gas, at least one halogen, aluminum (Al) and indium (In) as well as gallium (Ga) in addition. By the addition of Ga, typically in the range between 0.02 mg/cm3 and 1 mg/cm3, a reduction in the starting voltage is attained, while maintaining an Ra>85 at color temperatures typically between 5000 K and 11000 K.</p> |
