GLASS TYPES




RED
HEBO Schott Hoya
R 650
R 670 ~ RG 665
R 700 ~ RG 695 ~ R-70
R 720 ~ RG 715 ~ R-72


Red Glass Characteristic

TypeThicknessn (587,8 nm)p (g/cm³)Tg(°C)Ts(°C)α × 10-7(°C)DADWBubblesHomogeneityStriae
R 6502 mm1,522,6452760510312211
R 6702 mm1,5232,6452760510312211
R 7002 mm1,5232,6452760510312211
R 7202 mm1,5232,7753459211144211




TypeThicknessA(2856K)D65λt50 %(nm)λp (nm)p (%)Tk (nm/°C)
  xyY(%)xyY(%)    
R 6502 mm0,7280,2723,20,7280,2721,5650 ± 9730≥ 88,50,17
R 6702 mm0,7310,2691,10,7300,2700,5670 ± 9750≥ 87,50,17
R 7002 mm0,7350,2650,00,7350,2650,0700 ± 9800≥ 79,80,18
R 7202 mm720 ± 9810≥ 80,00,18