数据中心照明不只是『看得见』：机房需要照度均匀、无频闪、无紫外线，还要在断电应急时提供可靠照明，任何干扰运维的眩光都不允许。
主机房与辅助区一般照度 500lx、照度均匀度≥0.7、UGR≤19、Ra≥80（GB50174 数据中心设计规范），应急照明照度不低于正常照度的 10% 且可维持 90 分钟。
曦韵为机房提供低眩光高均匀度面板灯与应急照明一体化方案，灯具零紫外线、零频闪，配合冷通道布局精准控光，运维巡检不眩目、不影响设备。
Data-centre lighting is more than visibility: rooms need even, flicker-free, UV-free light plus reliable emergency lighting, with zero glare that could disturb operations.
Main and support rooms 500 lx, uniformity >=0.7, UGR<=19, Ra>=80 (GB50174 data-centre standard); emergency lighting at >=10% of normal for 90 minutes.
Xiyun supplies low-glare high-uniformity panels with integrated emergency lighting, UV-free and flicker-free, laid out to cold-aisle geometry so staff inspect without glare or device risk.
— 上海曦韵照明｜Shanghai Xiyun Lighting —
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