[KongchangAI]
Unverified80% confidenceFactTime unknown

闪光灯W·s瓦秒数不等于实际输出亮度,同为400W·s的灯因反光碗效率和灯管设计差异,实测GN值可差1档以上;跨品牌比亮度应看GN值或实测流明而非标称W·s

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