Helder 2 hand / fingers protocol — 15 cm · 10–15 min per session · Body mode
DeviceHelder 2 (AriHelder)
Distance15 cm
ModeBody mode · full power
Duration10–15 min per session
FrequencyDaily or 5× / week
Wavelengths631 nm red · 856 nm NIR
✓ OHSP Verified
Verified output: 10.47W total — NIR 9,242 mW + Red 1,228 mW.
Independent integrating sphere measurement →
How to position the device
Position 15cm from the hand. For finger joints (arthritis, tendonitis), target the dorsal (back) side of the hand. Lay the hand flat on a surface and position the device above.
1
Set up the device
Position 15cm from the hand. For finger joints (arthritis, tendonitis), target the dorsal (back) side of the hand. Lay the hand flat on a surface and position the device above.
2
Select body mode
Set to body mode, full power. Verified output: 10.47W total — NIR 9,242mW (856nm) + Red 1,228mW (631nm).
3
Run the session
Hold position for 10–15 minutes. Wear eye protection. Repeat daily or 5 times per week.
Session guidance
The hand contains many small joints. 15cm working distance is appropriate for the compact target. For rheumatoid arthritis flares, twice-daily sessions during active periods are within normal range.
Safety & contraindications
Do not use over open wounds or skin lesions. Always wear eye protection.
Frequently asked questions
15cm. The hand is a compact target — closer working distance increases irradiance appropriately.
Dorsal (back of hand) for finger joint and knuckle targeting. Palmar for tendon and palm structures.
10–15 minutes in body mode, daily or 5 times per week.
10.47W total — OHSP verified. NIR (856nm): 9,242mW. Red (631nm): 1,228mW.