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Two Important Things in Laser Toning at Samseong Jungang Station Dermatology?

유앤아이의원 선릉점 · 내 얼굴에 먼저 시도하고 권하는 의사 - 박영미 원장 · January 18, 2025

Samseong Jungang Station Dermatology Two Important Things in Laser Toning? Samseong Jungang Station Dermatology ​ Hello, I’m Park Young-mi, the chief director of Sunleung UNI Clini...

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This page is an English translation of a Korean Naver Blog archive entry. For exact wording and source context, verify against the Korean archive original and the original Naver post.

Clinic: 유앤아이의원 선릉점

Original post date: January 18, 2025

Translated at: April 20, 2026 at 5:39 PM

Medical note: This translation does not guarantee medical accuracy or suitability for treatment decisions.

Two Important Things in Laser Toning at Samseong Jungang Station Dermatology? image 1

Samseong Jungang Station Dermatology

Two Important Things in Laser Toning?

Samseong Jungang Station Dermatology

Two Important Things in Laser Toning at Samseong Jungang Station Dermatology? image 2

Hello, I’m Park Young-mi, the chief director of Sunleung UNI Clinic ^^

Among those looking for a dermatologist near Samseong Jungang Station, many of you may be interested in laser toning.

If you are concerned about a dull skin tone caused by melasma, blemishes, and similar issues, you may already know that laser toning can help.

However, many people worry about whether it will really be effective, or whether it might only cause side effects.

So today, although this may be somewhat technical, as the chief director, I would like to tell you about two things that I consider important during the procedure.

If you are considering laser toning for similar concerns, please read this post carefully.

Samseong Jungang Station Dermatology

What is the principle of laser toning?

First, let’s go over the basic principle of laser toning.

As the name suggests, laser toning is a procedure that uses laser to act on melanin pigment.

The laser commonly used is the Q-switched Nd:YAG laser, which I will explain later.

Two Important Things in Laser Toning at Samseong Jungang Station Dermatology? image 3

It helps the skin by assisting in the destruction of pigment or by directly destroying the pigment.

At this time, there are many different types of lasers and devices.

Although they may look the same on the surface, the treatment results differ depending on how they are set, so I hope this helps you understand them a little better.

Then first, I will explain the case of dividing lasers by one of the classification methods: pulse width.

Samseong Jungang Station Dermatology

What is pulse width?

Pulse width refers to the amount of time the laser touches the skin during the procedure.

At first glance, any laser appears to flash for only an instant during treatment, but depending on this pulse width, the way energy is delivered to the skin changes, and accordingly the mechanism of action also differs.

Laser types by pulse width are broadly divided into three categories: long pulse, Q-switched, and pico laser.

Two Important Things in Laser Toning at Samseong Jungang Station Dermatology? image 4 Clarity Pro, one of the long-pulse lasers

Long-pulse lasers have the longest pulse width among the three, measured in milliseconds (ms). Because of this, energy is delivered relatively gradually.

So rather than directly destroying pigment, they help toning by improving the environment of the dermis.

Two Important Things in Laser Toning at Samseong Jungang Station Dermatology? image 5 Qurastoning, one of the Q-switched lasers

Second, Q-switched lasers have a pulse width in nanoseconds (ns), which is much shorter than that of long-pulse lasers.

So compared with long-pulse lasers, they deliver strong energy in an instant.

In other words, treatment works by directly breaking pigment into smaller pieces.

Two Important Things in Laser Toning at Samseong Jungang Station Dermatology? image 6 Pico toning using a pico laser

Lastly, pico lasers have a pulse width in picoseconds (ps), which is 1,000 times shorter than Q-switched lasers.

Thanks to this, they can break pigment into even smaller pieces than Q-switched lasers.

They are often used for stubborn pigment and tattoo removal, and because the laser touches the skin for a shorter time, damage to surrounding tissue can also be reduced.

Samseong Jungang Station Dermatology

What about depending on the laser wavelength?

So far, we have covered the differences based on how briefly or for how long the laser touches the skin.

Now, let’s look at how things change depending on the laser wavelength.

Two Important Things in Laser Toning at Samseong Jungang Station Dermatology? image 7

Basically, the wavelength determines how deeply or shallowly the laser reaches into the skin.

For example, 532 nm has a short wavelength, so it is well absorbed by the epidermis and works well on pigment in shallow areas of the skin, such as freckles.

On the other hand, 1064 nm has a longer wavelength and can penetrate deep into the dermis. Although it can reach deeper areas, its melanin absorption rate is relatively low.

So for those looking for a dermatologist near Samseong Jungang Station, I have explained the two things that can be adjusted in laser toning: pulse width and wavelength.

It may have been somewhat difficult content, but that is precisely why the expected results from treatment can vary depending on how precisely the laser is adjusted.

Therefore, before toning treatment, it is important to carefully diagnose what kind of lesion the patient has.

I hope this post helped you understand laser toning even a little, and I will wrap up here.

Thank you for reading this long post. This was Park Young-mi, the chief director. ^^

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