Unverified90% confidenceDecision RuleTime unknown
有效求救镜必须带中央瞄准孔(aiming hole/retroreflective mesh),无瞄准孔的普通反光片无法精确对准目标,实际求救成功率极低
1
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90%
Confidence
Long-term
Relevance
-
First Seen
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Unverified选择带有中央瞄准孔(retro-reflective aiming mesh)的镜片,瞄准孔设计能让使用者精准将阳光反射到目标点,无瞄准孔的普通镜面在实际救援中命中率大幅下降82% similarUnverified带中心瞄准孔(aiming hole)的信号镜可将反射光精准对准目标,有效反射距离比无孔平面镜远,专业救援级产品孔径设计能在数公里外被飞机或船只识别75% similarUnverified星型瞄准孔便于对准目标反射,比无瞄准孔的镜子更容易在实战中命中救援方向72% similarUnverified内置AIM-N-FLASH瞄准网格,使用者通过中心瞄准孔可较快锁定目标方向,相比无瞄准孔的廉价信号镜大幅降低使用门槛,但仍需事先练习才能在紧急情况下快速对准目标72% similar
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