Editing Night vision device
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==Operation== | ==Operation== | ||
Night vision can work in two very different ways, depending on the technology used. | Night vision can work in two very different ways, depending on the technology used. | ||
*'''Image enhancement:''' This works by collecting the tiny amounts of light, including the lower portion of the infra-red light spectrum, that are present but may be imperceptible to | *'''Image enhancement:''' This works by collecting the tiny amounts of light, including the lower portion of the infra-red light spectrum, that are present but may be imperceptible to our eyes, and amplifying it to the point that we can easily observe the image. | ||
*'''Thermal imaging:''' This technology operates by capturing the upper portion of the infra-red light spectrum, which is emitted as heat by objects instead of simply reflected as light. Hotter objects, such as warm bodies, emit more of this light than cooler objects like trees or buildings. | *'''Thermal imaging:''' This technology operates by capturing the upper portion of the infra-red light spectrum, which is emitted as heat by objects instead of simply reflected as light. Hotter objects, such as warm bodies, emit more of this light than cooler objects like trees or buildings. | ||
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*[[Sangheili]] [[Sangheili harness|combat armor]] also has built-in night vision, albeit with a purple color rather than the usual green found in [[United Nations Space Command|UNSC]] versions. | *[[Sangheili]] [[Sangheili harness|combat armor]] also has built-in night vision, albeit with a purple color rather than the usual green found in [[United Nations Space Command|UNSC]] versions. | ||
*While living things are outlined in dark green by the night vision, corpses are | *While living things are outlined in dark green by the night vision, corpses are decided as the background (not outlined). In ''Halo: Reach'', a dead [[SPARTAN-III program|Spartan-III]]'s [[combat knife]] is outlined in dark green (which means alive); this is a small mistake made by [[Bungie]]. | ||
== Gallery == | == Gallery == |