What is the wavelength of 390 nm?
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Understanding the Wavelength of 390 nm
Wavelength is a fundamental concept in the field of optics and electromagnetic theory, representing the distance between consecutive crests of a wave. It is a critical parameter for categorizing different types of electromagnetic radiation, including visible light, which is a tiny portion of the electromagnetic spectrum perceptible to the human eye.
The wavelength of 390 nm falls within the violet portion of the visible spectrum. In the context of visible light, wavelengths are typically measured in nanometers (nm), where 1 nm equals one billionth of a meter (1 nm = 1 x 10-9 meters).
Significance of 390 nm Wavelength
- It marks the approximate boundary between the ultraviolet (UV) light spectrum and the visible spectrum.
- Light with a wavelength of 390 nm is among the shortest wavelengths that human eyes can perceive, appearing as a deep violet color.
- This wavelength is used in various applications, including UV sterilization, forensic analysis, and enhancing the growth of certain plants.
Understanding the properties and applications of light at specific wavelengths, such as 390 nm, is crucial for developing optical devices and technologies that leverage these characteristics for practical applications.