The scattering of fog particle influence the images by three aspects: the attenuation of object light, the scattering of air light and the multi-scattering of fog particle.

雾滴的散射通过三个方面对图像产生影响：雾滴对成像光线的透射衰减，空气光即非成像光线的散射及雾滴的多次散射。

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A transparent object doesn't absorb or scatter light.

透明物体不吸收或散射光。

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People did not object to making young children work long hours, in places that had bad air and bad light.

VOA: special.2010.08.01

It just checks and sees what kind of light frequencies are bouncing off the object.

只要能让它检验出,物体反射的光的频率

耶鲁公开课 - 死亡课程节选

They appear red. Light waves from an object speeding toward you will have shorter wavelengths.

VOA: special.2009.04.29

Using gravitational microlensing, scientists are able to determine when the gravity of a large object alters the light coming from a star on its way to Earth.

FORBES: The Galaxy May Be Teeming With Nomadic Planets

The key change was the addition of copper strips to the metamaterial that shields an object from incoming light to create a better material, couple with a slight change in its orientation to solve a problem caused by dividing the metamaterial of the cloaking device into quadrants.

FORBES: Duke Researchers Perfect The Original Invisibility Cloak

The near object's gravity bends the light rays from the more distant object and magnifies them like a lens.

BBC: Artist's concept of a distant world (BBC)