The Philips PL-S 9W/01 NB UVB Lamp is a highly specialized, compact fluorescent bulb used in phototherapy to treat chronic skin conditions like vitiligo, psoriasis, and eczema. Emitting a targeted, narrowband wavelength peak at 311 nm, it is widely utilized in professional dermatology clinics and prescribed home-use, handheld devices.
Key Specifications & Features
- Wavelength: Emits ultra-violet B light between 305315 nm, with an exact peak at 311 nm. This specific band is proven to be the most therapeutically effective.
- Power & Operation: Consumes 9 watts of power and operates at roughly 60V.
- Base & Design: Features a single-ended, 2-pin (G23) base, making it space-saving and ideal for integration into portable and localized spot-treatment wands.
- Safety & Efficacy: Delivers focused treatment which allows for shorter exposure times and minimizes potential side effects like burning, redness, and itching compared to traditional broadband or alternative UV lamps.
- Lifespan: Has an estimated useful life of about 1,000 hours, after which the UV output depreciates and the bulb requires replacement