Detailed Product Description Specification of UV-IR Cut Filter :Substrate Float glass/Borosilicate/N270Round type sizeΦ 5~ Φ 78 mmSquare type size2×2mm ~ 81×81mmThickness0.4,0.5,0.7,1.1mm,3.3 or othersSurface Quality40/20,60/40 400±10nmT=50%450-700nmTave>88%, or Tave>94%(with AR Coating on back)200-380nmTave<1%