Products>Selective absorption glass>Infrared glass
 
Infrared glass characteristics
Type
Thickness
(mm)
A[2856k]
D65
Chemical stability
ND
a*10-7
(/°C)
Tg
(°C)
Ts
(°C)
S
x
y
Y
x
y
Y
DA
DW
HWB1
1
0.612
0.260
0.2
0.325
0.111
0.1
1
3
1.525
      
2.53
HWB3
1
            
1
3
1.525
      
2.53
HWB4
1
            
1
3
1.5253
      
2.53
 
Technical specifications of Infrared glass
Type
Thickness
(mm)
400
(nm)
700
(nm)
800
(nm)
860
(nm)
900
(nm)
1100
(nm)
HWB1
1
<=14.0
<=6.0
<=30.0
    
>=85.5
HWB3
1
<=0.5
<=1.0
  
<=37.0
  
>=75.0
HWB4
1
<=0.1
  
<=5.0
  
<=38.0
>=75.0
 
Grading of Infrared glass by air bubble, strip and stress
Type
Air bubble
Stripe
Stress
HWB1
C-B
4
3
HWB3
C-B
4
3
HWB4
C-B
4
3
 
The spectrogram of Infrared glass

 
 
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