BLACK FILTER GLASS



Filter
Nominal Thickness
(mm)
Thickness
Variation
(mm)
Thermal Expansion
( * E-7 °C-1)
Internal Transmittance (nm)
1010
4.1
 
54
< 0.001 (200 - 900)
1020
1
 
87
< 0.002 (200 - 900)
3390
2
+/- 0.40
72
9.0 E-4 ± 4.0 E-4 (589)

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