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Visible Red

Red Light (630nm)

Penetration Depth

5-8mm (upper dermis)
Skin surfaceDeep tissue (50mm+)

Primary Targets

EpidermisUpper dermisHair follicles

How It Works

Slightly shallower penetration than 660nm but effective for surface-level applications. Often used in FDA-cleared hair growth devices.

Key Applications

Hair regrowth
Surface wound healing
Acne bacteria reduction

Devices with 630nm

Other Therapeutic Wavelengths

Calculate Your Dose

Use the RedLightOS dose calculator to find the perfect session time for 630nm treatment.