The 81389-LCS Air Mass Filter simulates the solar spectrum at ground level when the sun is directly overhead for the LCS-100 Class ABB simulators. This filter is only compatible with the 94011A(-ES) simulators. This air mass filter includes the LCS-100 solar simulator's integral filter holder, with a convenient pull handle allowing for quick and easy insertion as well as removal of the filter. The 81389-LCS is an AM Direct type filter which meets the AM 1.5 D spectrum per the ASTM E 891 standard. It can also match the AM 1.0 D and AM 2.0 D spectra.

在LCS-100级ABB模拟器中，81389-LCS空气质量过滤器在地面层模拟太阳直射时的太阳光谱。这个过滤器只与94011A(-ES)模拟器兼容。这个空气质量过滤器包括LCS-100太阳模拟器的整体过滤器支架，方便的拉手允许快速和容易插入和移除过滤器。81389-LCS是一种AM直接型滤波器，符合ASTM e891标准的AM 1.5 D光谱。它还可以匹配AM 1.0 D和AM 2.0 D光谱。