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What is the Wavelength of a CO2 Laser?

Published in Laser Wavelength 2 mins read

The wavelength of a CO2 laser is 10,600 nm.

Understanding the CO2 Laser Wavelength

CO2 lasers are known for their specific wavelength, which is crucial for their applications. Here's a breakdown:

  • Wavelength: The CO2 laser emits light at a wavelength of 10,600 nanometers (nm).
  • Medium: These lasers utilize gas-state carbon dioxide as their active medium. This gas is what's stimulated to produce the laser beam.
  • Target Chromophore: The primary target chromophore (the part of a molecule that absorbs light) for CO2 lasers is water. This means the laser's energy is readily absorbed by water in tissues, leading to specific effects.
  • Applications: CO2 lasers are highly versatile. As the reference states, they are commonly used in cosmetic medicine due to their wide range of indications.

Practical Applications of CO2 Laser Wavelength

The 10,600 nm wavelength is significant because it allows for:

  • Precise Tissue Ablation: The laser energy is readily absorbed by water, which is abundant in biological tissues. This leads to precise cutting or vaporizing (ablation) of tissues.
  • Controlled Thermal Effects: Because the energy is absorbed by water, CO2 lasers also generate heat, which is useful for tissue coagulation and tightening. This is essential in various surgical and cosmetic procedures.
  • Minimizing Scarring: The precision of the laser can reduce scarring by minimizing damage to surrounding tissues when used correctly.

Key Characteristics Summarized

Feature Details
Wavelength 10,600 nm
Medium Gas-state carbon dioxide
Target Water
Common Use Cosmetic and medical procedures

This makes the CO2 laser a powerful tool in various medical and industrial applications.

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