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Wednesday, August 8, 2007

Know you vehicle blind spot..

Normally our vision is 210 degree.
在正常靜止狀態下,人的雙眼視野可達210度

But, only 70 degree that our eyes can see really clearly
真正看的清楚的只有70度

Car Speed and vision relationship.
Speed--> Vision degree
0km/h--> 210 degree
40km/h--> 100 degree
70km/h--> 65 degree
100km/h--> 40 degree

Big track blind spot. Red colur for blind spot
大型卡車(工程車、砂石車、大型公車)視野死角多,請同學勿靠太近 或跟隨側邊非常危險,易因內輪差而發生
危險。[籃色為可見視野]

Car Blind spot.

Without side mirror blind spot.

With side mirror blind spot.

此時汽車駕駛人無法由後照鏡看到左右方車子

此時汽車駕駛人無法由後照鏡看到左右方車子 若冒然便變換車道就會發生事故

因視線死角而易發生車禍。改善方式,變換車道前,提前打方向燈或加裝魚眼之類後視鏡(以廣角鏡減少視線死角)

2 comments:

Limpek said...

Let Limpek teach you how to counter all the blind spots lah.

Simple only, ALWAYS TURN UR HEAD TO SEE ON EITHER SIDES to MAKE SURE there's really no vehicle on your side when you're about to switch lanes or turn.

Power of Dream said...

Thanks for limpek comment :)

Good comment...