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Windows & Filters for PbS, PbSe & InGaAs Infrared Detectors

Infrared Windows

Material Transmission Diameter Thickness Stock Diameters
Quartz 0.15 - 3.3 u 5.0 - 100 mm 0.5 - 20 mm 0.5 - 1 - 2 - 3
Fused Silica 0.18 - 3.5 u 5.0 - 200 mm 0.5 - 100 mm 0.5 - 1 - 2 - 3 - 4 - 5
Sapphire 0.17 - 5.0 u 5.0 - 50 mm 0.5 - 10 mm 0.5 - 1
Germanium 2.0 - 17.0 u 5.0 - 200 mm 0.5 - 100 mm 1 - 2 - 3 - 4 - 5
Barium Flouride 0.15 - 12.5 u 5.0 - 170 mm 0.5 - 350 mm 2 - 3 - 4 - 5
Calcium Flouride 0.15 - 9.0 u 5.0 - 300 mm 0.5 - 200 mm 2 - 3 - 4 - 5
Zinc Selenide 0.55 - 20.0 u 5.0 - 80 mm 0.5 - 10 mm 0.5 - 1 - 2
Silicon 1.2 - 10/50 - 100 u 5.0 - 200 mm 0.5 - 150 mm 1 - 2 - 3 - 4 - 5
AR Coatings - Metallization - Cap Assemblies are available

 

Filters

Narrow Band Pass IR Filters

Part Number CWL HPBW T% Blocking
BP1.46µm 1480±15nm 30±10nm Tpeak>80% UV to 2.95µm: Tavg<1%
BP1.48µm 1480±20nm 30±10nm Tpeak>80% 400-2950nm:Tavg=1%
BP1.72µm 1720±17nm 20±5nm Tpeak>50% UV to 2.2µm: Tavg<1%
BP1.81µm 1810±18nm 30±10nm Tpeak>80% UV to 3 µm: Tavg<0.1%
BP2.20µm 2200±22nm 30±10nm Tpeak>85% UV to 3.05µm:Tavg<0.1%
BP3.40µm 3400±34nm 140±20nm Tpeak>90% UV to 11µm:Tavg<1%
BP3.40µm 3400±20nm 30±10nm Tpeak>85% UV to 11µm:Tavg<1%
BP3.40µm 3400±34nm 140±20nm Tpeak>80% UV to 11µm:Tavg<1%
BP3.90µm 3900±39nm 180±20nm or
90±20nm
Tpeak>80% UV to 11µm:Tavg<1%
BP4.26µm 4260±42nm 180±20nm or
90±20nm
Tpeak>80% UV to 11µm:Tavg<0.1%
BP4.40µm 4400±44nm 80±20nm Tpeak>85% UV to 18µm:Tavg<1%
BP4.80µm 4800±50nm 200±30nm Tpeak>85% UV to 6.5µm:Tavg<1%
BP6.30µm 6300±63nm 140±20nm Tpeak>70% UV to 11µm:Tavg<1%
BP7.30µm 7300±73nm 180±20nm Tpeak>80% UV to 11µm:Tavg<1%
BP10.60µm 10600±100nm 190±20nm Tpeak>75% UV to 13.6µm: Tavg=0.1%

Long Pass IR Filters

Part Number CWL TWL T% Blocking
LP2.00µm 5%: 1830±20nm
50%: 1900±20nm
1950-2900nm Tavg>90% 400-1800nm:
Tavg=1%
LP3.20µm 5%: 3320±33nm 3.48~5.35 microns Tavg>90%  
LP3.30µm 5%: 3200±30nm
50%: 3300±50nm
3400-5000nm Tavg>90% 2000-3000nm:
Tavg=1%
LP6.60µm 5%: 6750±100nm
50%: 7100±100nm
7500-14000nm Tavg>90% 1500-6600nm:
Tavg=1%
LP7.30µm 5%: 7300±100nm 7.8~11 microns Tavg>95%  
LP7.60µm 5%: 7400±70nm
50%: 7600±50nm
7800-11000nm Tavg>90% 1500-7300nm:
Tavg=1%
LP7.90µm 50%: 7900±50nm 8200-1000nnm Tavg>90% 1500-7300nm:
Tavg=1%
LP5.50µm 5.5µm±0.4µm 7.5~13.5µm Tavg>70% 0.4~5µm
Tavg=0.5%

Wide Band Pass IR Filters

Part Number CWL(50%) TWR T% Blocking
WBP1700-2400 On:1700±100nm
Off: 2400±100nm
1750~2350nm Tavg>80% 400~4000nm
WBP2000-2400 On:2000±50nm
Off: 2400±50nm
 2100-2350nm Tavg>75% 1500~5000nm
Tavg<1%
WBP2200-3750 On:2200±50nm
Off: 3750±50nm
 2300-3600nm Tavg>80% 400~6000nm
Tavg<1%
WBP2600-3200 On:2600±50nm
Off: 3200±50nm
2700-3100nm Tavg>80% 1500~5000nm
Tavg<1%
WBP3000-3500 Band Width:
500±20nm
3050~3400nm Tavg>80% 300~6500nm
Tavg<1%
WBP3000-5000 On:3000±50nm
Off: 5000±50nm
3100~4900nm Tavg>80% 1500~11000nm
Tavg<1%
WBP3400-4700 On:3400±100nm
Off:4700±100nm
3450~4650nm Tavg>80% 1500~7700nm
Tavg<1%
WBP3650-4950 On:3650±50nm
Off:4950±50nm
3750~4850nm Tavg>75% 1500~7000nm
Tavg<1%
WBP4200-4450 On:4200±50nm
Off:4450±50nm
4250~4400nm Tavg>80% 1000~7000nm
Tavg<1%
WBP4650-5300 On:4650±50nm
Off:5300±50nm
4800~5200nm Tavg>75% 1500~10000nm
Tavg<1%
WBP5600-6800 On:5600±50nm
Off:6800±50nm
5700~6700nm Tavg>75% 1500~6700nm
Tavg<1%
WBP7550-13900 On:7550±50nm
Off:13900±100nm
7750~13400nm Tavg>80% 2000~19000nm
Tavg<1%
WBP7600-9700 On:7600±50nm
Off:9700±50nm
8000~9500nm Tavg>80% 2000~14000nm
WBP7700-13500 On:7700±200nm
Off:13500± 500nm
7900~13000nm Tavg>80% 2000~19000nm
Tavg<1%
WBP8-14µm On: 8±0.3µm
Off: 14±0.5µm
9~13µm Tavg>75% 0.4~20µm
Tavg = 1%