But about 10 percent of its infrared light does make it to Earth.

The only problem is finding a source of infrared light.

Infrared light can allow a patient's eyes to run a computer, close a door or answer a phone, the doctor said.

There are also special films which can record infrared light.

A single wave of infrared light is very low energy, cannot go through the human body, and can only warm it.

Infrared light is the most common heat transfer radiation in the dark.

Most applications, however, are in the range of the visible and near infrared light.

Humans cannot see infrared light, but we can feel the radiation in the form of heat.

Both people and machines were easily visible when seen by infrared light.

He played his infrared light up and down her.

Infrared light is used in industrial, scientific, and medical applications.

The work is shot with a cheap video camera at night, in darkness, by infrared light.

So what is the new Fidelity seeking behind those infrared lights?

You might remember that infrared light isn't visible because it's beyond the spectrum we can see.

Other film cameras are not completely opaque to infrared light.

"But in infrared light the picture is different," the Hindmost said.

I knew already that many inhabitants of the water were stimulated by infrared light.

He raised his head over its edge and looked around, scanning the terrain in infrared light.

Some might direct their infrared light straight into a room or space to create heat on the object it reaches.

A recent addition to hot waxing involves the use of infrared light.

How can printers use infrared light to receive print jobs?

In either case, this heat is also emitted from the lamp as infrared light.

Infrared light or laser technology may be used for optical detection.

Human eyes are not sensitive to infrared light either.

In another, a flashlight gives off infrared light, imitating body heat.