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What is the wavelength of red colour?

Updated: 8/10/2023
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15y ago

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Red is in the range of 635-700 nanometers (nm).

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14y ago
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15y ago

Red is wavelength is 750 nano meters or .75 um.

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12y ago

Red wavelength w = c/f = 300M/400T= .75 mico meters = 750 nanametrs.

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15y ago

~625-740 nm

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12y ago

Around 635 to 700 nanometres.

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Q: What is the wavelength of red colour?
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