...原装日本制造天龙DENON纯音乐功放，采用New Optical Class A（新光学甲类）电路，解析力非常高，高音可以飘老高，细节很丰富，低音还是天龙标准厚实的低音，力度也不错。
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New Optical Class A 新光学甲类
They are a novel class of electronic materials which combine the optical and electronic properties of semiconductors with the processing advantages and mechanical properties of polymers.
有机电子材料作为一种新型电子材料，不但具备半导体的光学和电学特性，而且保留了有机物优良的加工处理和机械性能。
The Raman optical pumping signal can exceed Class 1 M limits and, in fact, can have a much higher optical power than the optical data signal.
拉曼光泵浦信号可以超过1M级界限，实际上，可以具有比光数据信号明显高的光功率。
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