The frequency f = 667,000,000,000 Hz of blue light equals the wavelength lambda = 0.000000449 meters = 449 nanometers. Scroll down to related links and look at "Radio and light waves in a vacuum".
http://wiki.answers.com/Q/What_is_the_wavelength_of_blu...
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Our eyes are sensitive to light which lies in a very small region of the electromagnetic spectrum labeled "visible light". This "visible light" corresponds to a wavelength range of 400 - 700 nanometers (nm) and a color r...
http://eosweb.larc.nasa.gov/EDDOCS/Wavelengths_for_Colo...
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The wavelengths of blue light are roughly 4100-4900 angstroms, with 4100 being the violet-blue and 4900 greenish-blue. color and light In order to produce a blue flame, Cobalt and Copper mixtures are often used in the pyrotechnic industry for fireworks.
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www.madsci.org/posts/archives/jan2000/949330377.Ph.r.ht...
www.madsci.org/posts/archives/jan2000/949330377.Ph.r.html
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Subject: What is the wavelength range of blue light? (in angstroms) ... Date: Wed Jan 26 23:16:06 2000; Posted by Andrew Murray; Grade level: 10-12 School: LVRogers high school; City: Nelson State/Province: B.C. Country: Canada; ... I am trying to produce a blue light by mixing different salts with a thermite mixture.
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www.madsci.org/posts/archives/jan2000/949330377.Ph.q.ht...
www.madsci.org/posts/archives/jan2000/949330377.Ph.q.html
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The wavelength of blue light is shorter than red, so the blue laser can be focused to a finer point -- thus you can fit more tracks side by side onto each layer.
http://www.engadget.com/entry/1234000403063682/
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BACKGROUND: While light has proven an effective treatment for Seasonal Affective Disorder (SAD), an optimal wavelength combination has not been determined. Short wavelength light (blue) has demonstrated potency as a stimulus for acute melatonin suppression and circadian phase shifting.
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www.biopsychiatry.com/led-wavelength.htm
www.biopsychiatry.com/led-wavelength.htm
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Ophthalmic system combining ophthalmic components with blue light wavelength blocking and color-balancing functionalities description/claims...
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www.freshpatents.com/Ophthalmic-system-combining-ophtha...
www.freshpatents.com/Ophthalmic-system-combining-ophthalmic-components-with-blue-light-wavelength-blocking-and-color-balancing-functionalities-dt20070920ptan20070216861.php
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There is a problem determining the intensity of blue light needed for effective therapy. A recent study has shown that monochromatic blue light (wavelength 479 nm) has no greater chronobiological effect than regular fluorescent white (polychromatic) light, even in young men.14...
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www.sunnexbiotech.com/therapist/blue%20light%20damage.h...
www.sunnexbiotech.com/therapist/blue%20light%20damage.html
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Each color in a rainbow corresponds to a different wavelength of electromagnetic spectrum ... To take true-color images, like this one, the satellite that took it used sensors to record data about the red, green, and blue visible light waves that were reflecting off the earth's surface. The data were combined later on...
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science.hq.nasa.gov/kids/imagers/ems/visible.html
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