So what color should we use for the ambient light in the scene 那么我们在场景中应选择什么色彩来作为环境光呢？
Ambient light : as the name suggests , this light is present everywhere 环境光：就如其名所暗示，各处都存在光照。
Backlighting is not necessary when ambient light is strong enough 外界光线较强时，可以不用背光源外界光线较弱时
Ambient light filter 中灰滤光片
Ambient light is good and all , but it ' s not very realistic . everything looks kind of flat 环境光源很好很完全,但不真实,所有东西非常死板
Display can not be conducted in dark due to its dependence on the ambient light in this type 显示对外界光有较大的依赖性，在黑暗的环境下无法观察显示
Aerospace series - fibres and cables , optical , aircraft use - test methods - immunity to ambient light coupling 航空航天系列.飞行器用光纤和光缆.试验方法.周围光耦合的消除
Also , an overcoat of silicone can be applied to the probe ( at no charge ) to eliminate ambient light effects 在探测器上也使用一种硅橡胶保护涂层（免费）以消除周围光的影响。
Elements of electrical and optical connection - test methods - optical elements - immunity to ambient light coupling 电器和光学连接元件.试验方法.光学元件.对周围光耦合的干扰性
Aerospace series - fibres and cables , optical , aircraft use - test methods - part 305 : immunity to ambient light coupling 航空航天系列.飞机光纤和光缆.试验方法.第305部分:抗环境光耦合
