How it works
Light with purpose.
Reseen uses advanced VCSEL technology to deliver precise wavelengths that work with your skin's natural biology — for visible, lasting results.
Targeted light. Real change.
Key Findings
Our testing shows that Reseen’s VCSEL technology delivers precise, consistent and clinically relevant light, designed for visible results at home.
93%
showed visible improvement in skin tone
90%
saw reduction in fine lines
88%
reported firmer, healthier-looking skin
96%
would recommend to a friend
Precise Wavelengths. Maximum Impact.
Our VCSEL technology emits clinically studied wavelengths at a narrow and consistent spectrum for optimal cellular response.
Narrower spectrum
Higher precision
More effective
Wavelength (nm)
Uniform Coverage.
Engineered to deliver even light distribution for consistent treatment across your skin.
Measured Performance.
Independent lab testing confirms dose accuracy and stability over time.
| Parameter | Result |
|---|---|
| Irradiance (633nm) | 35 mW/cm² |
| Irradiance (415nm) | 32 mW/cm² |
| Beam Divergence | < 1° |
| Output Stability (30 min) | ± 3% |
| Treatment Area | 4.2 cm² |
The Science in Action
Specific wavelengths of light penetrate the skin at different depths, triggering natural biological responses that support clearer, firmer, healthier-looking skin.
A Deeper Look
Two clinically studied wavelengths. Multiple benefits for healthier skin.
Red Light633nm
- Boosts collagen & elastin
- Improves skin firmness
- Supports natural healing
- Enhances overall skin tone
Blue Light415nm
- Targets acne-causing bacteria
- Reduces inflammation
- Helps prevent future breakouts
- Promotes a clearer complexion
Invisible Light633nm
- Boosts collagen & elastin
- Improves skin firmness
- Supports natural healing
- Enhances overall skin tone
From Light to Lasting Results
Consistent use helps your skin look and feel its best — over time.
1. Light Penetrates
Targeted wavelengths reach different layers of the skin.
2. Cells Respond
Boosts natural cellular activity and repair.
3. Visible Improvements
Clearer, firmer, healthier-looking skin.
4. Lasting Results
With consistent use, benefits build over time.
Helpful answers
Technical FAQs & glossary
Straightforward answers to common questions about our technology.
What is VCSEL?
VCSEL (Vertical-Cavity Surface-Emitting Laser) emits a narrow, targeted, and consistent spectrum of light for precise, even delivery.
How is VCSEL different from LED?
VCSEL (Vertical-Cavity Surface-Emitting Laser) emits a narrow, targeted, and consistent spectrum of light for precise, even delivery.
Is the light safe for home use?
VCSEL (Vertical-Cavity Surface-Emitting Laser) emits a narrow, targeted, and consistent spectrum of light for precise, even delivery.
How soon will I see results?
VCSEL (Vertical-Cavity Surface-Emitting Laser) emits a narrow, targeted, and consistent spectrum of light for precise, even delivery.
Can I use it with other skincare products?
VCSEL (Vertical-Cavity Surface-Emitting Laser) emits a narrow, targeted, and consistent spectrum of light for precise, even delivery.
What does 850nm mean?
VCSEL (Vertical-Cavity Surface-Emitting Laser) emits a narrow, targeted, and consistent spectrum of light for precise, even delivery.
What is fluence?
VCSEL (Vertical-Cavity Surface-Emitting Laser) emits a narrow, targeted, and consistent spectrum of light for precise, even delivery.
How often should I use the device?
VCSEL (Vertical-Cavity Surface-Emitting Laser) emits a narrow, targeted, and consistent spectrum of light for precise, even delivery.
Is it suitable for all skin types?
VCSEL (Vertical-Cavity Surface-Emitting Laser) emits a narrow, targeted, and consistent spectrum of light for precise, even delivery.
Where can I read the full clinical study?
VCSEL (Vertical-Cavity Surface-Emitting Laser) emits a narrow, targeted, and consistent spectrum of light for precise, even delivery.