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Health question: Does infrared light look red to the human eye? No, it does not. Infrared (which means literally, below red) is the part of the spectrum of even longer wavelengths that cannot be seen ... Answers.com > Wiki Answers > Categories > Health > Does infrared light look red to the human eye...
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wiki.answers.com/Q/Does_infrared_light_look_red_to_the_...
wiki.answers.com/Q/Does_infrared_light_look_red_to_the_human_eye
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Infrared - Wikipedia, the free encyclopedia
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Infrared ( IR ) radiation is electromagnetic radiation whose wavelength is longer than that of visible light (400-700 nm), but shorter than that of terahertz radiation (100 µm - 1 mm) and microwave...
en.wikipedia.org/wiki/Infrared
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Introduction: Voice box ... Eye symptoms ... Eye disorders...
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www.wrongdiagnosis.com/medical/voice_box.htm
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with night vision devices and thermographic cameras or thermography you can make visualise the infrared rays. another interesting way is the cheaper digital cameras and camera phones which have less effective filters and can "see"...
http://www.ask.com/questions-about/Infrared-Light#anchq...
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The human eye is not capable of "seeing" radiation with wavelengths outside the visible spectrum. The visible colors from shortest to longest wavelength are: violet, blue, green, yellow, orange, and red. Ultraviolet radiation has a shorter wavelength than the visible violet light.
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eosweb.larc.nasa.gov/EDDOCS/Wavelengths_for_Colors.html
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Near-infrared light is invisible to the human eye, ... For example, leaves of healthy, growing vegetation reflect a high level of near-infrared wavelengths and appear red on color-infrared film. Unhealthy or dormant vegetation may appear light red or a light shade of blue-green (cyan), depending on the plant's degree of...
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www.geomart.com/products/aerial/cir.htm
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Stars cooler than the Sun (below 5.000 degrees C) put out most of their light in the red and infrared regions of the spectrum. Solid objects heated to 1.000 degrees C appear red but are putting out far more (invisible) infrared light than red light.
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amazing-space.stsci.edu/resources/explorations/light/st...
amazing-space.stsci.edu/resources/explorations/light/star-light-science.html
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This means that everything in this image that appears red is giving off or reflecting infrared light. This makes vegetation like grasa and trees appear to be red. The visible light waves drawn on this picture are green, and the infrared ones are darker red.
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science.hq.nasa.gov/kids/imagers/ems/infrared.html
science.hq.nasa.gov/kids/imagers/ems/infrared.html
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Visible spectrum - Wikipedia, the free encyclopedia
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The visible spectrum is the portion of the electromagnetic spectrum that is visible to (can be detected by) the human eye. Electromagnetic radiation in this range of wavelengths is called visible l...
en.wikipedia.org/wiki/Visible_spectrum
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