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一体式头灯怎么拆解

来源:baiyundou.net   日期:2024-07-07

作者:曾经有个死美工

一直以来,我在夜间比较简单的越野跑训练都是在用2017老款NU25,只要不是特别的复杂地形都基本够用,遇到复杂地形和下坡时我会开启它的极亮模式来应对,不过极亮模式只能支撑一分钟就会切换回高亮模式。续航按照我每次训练一小时左右基本上半个月才充一次电,还是很不错的。而在去年NITECORE奈特科尔更新了NU25系列,同时沿用了NU25 UL的外观推出了一款NU21,所以我找来了两款看看有哪些区别。

新款的NU25 UL在外观上进行了重新设计,从分体式灯杯改为了一体式光学透镜,透镜的样式和布局更像UT27,头带也改成了更轻量的弹力绳设计。

充电接口从Micro USB升级为了USB-C,更符合当前电子产品的潮流,有更好的通用性。

按键依然为两枚,但NU25 UL的按键面积增大,且不同按键的大小不同,在盲操时更容易触摸和区分。

NU25 UL的可以同时开启聚光灯和泛光灯,以增加亮度和光照范围;泛光灯有两档亮度调节,老款只有一档亮度;红光照明NU25 UL为两枚灯头,老款只有一枚灯头。

而NU25 UL和NU21基本就是同一个模子出来的,在外观方面没有区别。

两款同样是弹力绳头带,弹力绳头带使用扣件进行调整以适应不同的头围,弹力绳中混编了反光丝线和夜光丝线,能够在夜间提供被动和主动可视度增加安全性。在使用中发现,在受到同样程度光照的情况下,白色的弹力绳夜光的亮度会稍高于黑色的弹力绳。

在刚收到时,我发现弹力绳头带是无法快速拆卸的,这对出汗使用后的清洗很不方便,后来发现灯头与灯架可以很方便地拆卸,用完清洗时连同灯架一起清洗就可以了,非常方便,非常建议NITECORE奈特科尔以后的头灯产品也设计成这种样式。

两者机身侧面为USB-C充电接口,接口用胶塞密封,整机具有IP66防水等级,顶部有4枚蓝色LED用于显示充电状态和大致电量。

两者最大的不同在于光照模式,NU25 UL可以同时开启双灯头和单独开启聚光灯或泛光灯,双灯头有3档亮度可以调整,单灯头有2档亮度可以调整,而NU21只能同时开启双灯头3档亮度可以调整,两款均有红光照明、信标闪光和S.O.S求救信号模式。

在电池容量方面两者也有所区别,NU 25UL电池容量为650mAh,NU 21电池容量为500mAh。在续航方面,NU25 UL双灯头最高亮度标称续航为2小时40分,NU21最高亮度标称续航为2小时。

三款超轻头灯的重量都非常优秀,NU25(2017版)的重量为51g,NU25 UL的重量为47g,NU21的重量为44g。

NU25(2017版)的最高亮度为190流明,NU21最高亮度为360流明,NU25 UL最高亮度为400流明。亮度提升无疑是巨大的,但NU21和NU25 UL开启最高亮度使用一段时间后会自动降档运行来控制发热。

双灯头和光学透镜搭配的光斑范围要比单灯头和灯杯搭配要大得多,光斑能够兼顾照亮远近,不用来回移动光斑观察地形。

NU25 UL和NU21基本没有什么缺点,只是如果选浅色外壳的话会有漏光的情况,如果介意的话选黑色外壳就没问题了,另外为了减轻重量而改的弹力绳头带舒适性肯定没有传统头带的好,如果长时间佩戴的话建议搭配发带或者帽子来分散弹力绳头带的压强增加舒适性。

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