Best range of UV light used for treatment of skin diseases

Best range of UV light used for treatment of skin diseases

  1. 100 – 200 nm
  2. 200 – 400 nm
  3. 400 – 700 nm
  4. 700 nm

explanation

UV light most commonly used in dermatology are UVB (290 - 320 mn), narrow band UVB (311 nm), and UVAi (360 - 380 nm).