Infrared glass characteristics

Type Thickness (mm) A[2856k] D65 Chemical stability ND α×10-7 (/℃) Tg (℃) Ts (℃) S x y Y x y Y DA DW HWB760 3             5 4 1.532 111 534 592 2.77 HWB780 3             5 4 1.532 111 534 592 2.77 HWB800 3             5 4 1.520 98 559 615 3.05 HWB830 3             5 4 1.520 98 559 615 3.05 HWB850 3             5 4 1.520 98 559 615 3.05 HWB930 6             3 3 1.532       2.57

Technical specifications of Infrared glass Grading of Infrared glass by air bubble, strip and stress Type Thickness (mm) λtj (nm) λ0 (nm) Tλ0 (%) K HWB760 3 760±10 850 ≥83.6 ≥0.6 HWB780 3 780±10 900 ≥83.6 ≥0.5 HWB800 3 800±10 900 ≥83.6 ≥0.5 HWB830 3 830±10 930 ≥83.6 ≥0.5 HWB850 3 850±10 950 ≥80.0 ≥0.5 HWB930 6 930±15 1050 ≥80.0 ≥0.2 Type Air bubble Stripe Stress HWB760 C-B 3C 3 HWB780 C-B 3C 3 HWB800 C-B 3C 3 HWB830 C-B 3C 3 HWB850 C-B 3C 3 HWB930 C 3C 3