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Ruby Laser 694 nm for Green and Blue Tattoos

When people think about laser tattoo removal, they often focus on the newest technology. However, experienced practitioners know that successful tattoo removal is not about using one laser for every situation.

It is about choosing the right wavelength for the right pigment.

This is exactly why Ruby Laser 694 nm continues to be considered one of the most valuable and respected technologies in advanced tattoo and permanent makeup removal.

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Blue and yellow tattoo before treatment and after eleven treatments, as labelled in the photograph, laser tattoo removal, Laser House Tel Aviv | לייזר האוס תל אביב

What Makes Ruby Laser Different?

Every pigment absorbs laser energy differently.

While some wavelengths perform exceptionally well on black or red pigments, Ruby Laser 694 nm is particularly effective when treating certain green, blue, turquoise, and gray pigments that are often considered among the most challenging colors in tattoo removal.

Ruby can target certain tattoo pigments, but the wavelength alone does not determine safety or clearance. Skin tone, pigment composition, treatment settings and the response to previous sessions also matter.

Not All Pigments Respond the Same Way

Different tattoo colors absorb laser energy differently.

Black pigments typically respond very well to 1064 nm wavelengths.

Red and orange pigments often respond to 532 nm wavelengths.

Certain green, blue, turquoise, and gray pigments, however, can be more challenging and may require a different approach.

This is where Ruby Laser 694 nm offers a unique advantage.

Its wavelength has a strong affinity for specific pigments that are often considered among the most difficult to remove.

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Precision Is the Real Advantage

The true value of Ruby Laser is not simply its ability to remove pigment.

Its value lies in precision.

The more selectively a wavelength is absorbed by the target pigment, the more effectively energy can be delivered where it is needed while minimizing unnecessary impact on surrounding tissue.

For patients, this means assessing both pigment removal and the risk of skin changes. Ruby treatment can cause blistering, lighter or darker areas of skin, and sometimes scarring. A comparative clinical study reported removal of green pigment with ruby, alongside more transient hypopigmentation and blistering than with 1064 nm Nd:YAG in that study. These findings do not predict an individual patient’s outcome.

A blue, green or gray appearance alone cannot identify an ink’s composition or establish that ruby is the best choice. Permanent makeup also needs a separate assessment because some pigments may darken after laser exposure.

Why Skin Preservation Matters

Removing ink is only part of the goal.

Professional tattoo removal should also protect the skin's natural texture, tone, and appearance throughout the process.

A great result is not measured only by how much pigment disappears.

It is also measured by the quality of the skin that remains.

This philosophy is one of the reasons Ruby Laser has maintained its reputation for decades among clinics specializing in advanced pigment removal.

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Ruby Laser and Difficult Colors

Ruby Laser 694 nm is particularly valued when treating:

  • Green tattoo pigments
  • Blue and turquoise pigments
  • Gray residual pigment
  • Complex permanent makeup corrections
  • Resistant pigment remaining after previous treatments

These are often the cases where having access to additional wavelengths can make a meaningful difference.

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Why Experienced Clinics Use Multiple Wavelengths

Professional tattoo removal is similar to using a set of specialized tools.

No single wavelength is designed for every pigment.

Each wavelength has strengths depending on the color, composition, and stage of the removal process.

For this reason, advanced clinics focus on treatment strategy rather than relying on a single laser technology.

The goal is always to select the most effective wavelength for the specific pigment being treated.

Our Approach at Laser House TLV

At Laser House TLV, we believe that successful tattoo and PMU removal begins with proper assessment, accurate pigment analysis, and careful treatment planning.

Ruby Laser 694 nm is one of the advanced technologies that allows us to address challenging pigments while maintaining our highest priority: healthy skin.

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Our goal is simple:

Maximum pigment clearance. Minimal skin trauma. Natural-looking results.

Because great tattoo removal is not about using the strongest laser.

It is about using the right wavelength, at the right stage, for the right pigment.

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By Yana Taletsky

Certified cosmetologist, trained at the Quanta System Academy in Italy, owner of Laser House TLV

More about Yana and our team

Laser House TLV
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