| abstract |
PROBLEM TO BE SOLVED: To provide a filter provided on the front surface of a plasma display panel, which is excellent in stability over time. SOLUTION: Near-infrared absorbing layers are provided on both sides of a transparent base material, and on both outer sides thereof, an ultraviolet blocking layer for cutting ultraviolet rays of at least 380 nm or less, and a water vapor transmission rate of 20 g / A filter for a plasma display panel having a water vapor barrier layer of m 2 days or less. |