Type | Thickness | λtj | λ0 | Tλ0 | K |
(mm) | (nm) | (nm) | (%) | ||
HB600 | 2 | 600 ± 10 | 680 | ≥88.7 | ≥1.2 |
HB610 | 2 | 610 ± 10 | 680 | ≥88.7 | ≥1.2 |
HB630 | 2 | 630 ± 10 | 700 | ≥88.7 | ≥1.2 |
HB640 | 2 | 640 ± 10 | 720 | ≥88.7 | ≥1.2 |
HB650 | 2 | 650 ± 10 | 720 | ≥87.5 | ≥1.0 |
HB670 | 2 | 670 ± 10 | 750 | ≥87.5 | ≥1.0 |
HB685 | 2 | 685 ± 10 | 800 | ≥83.6 | ≥0.8 |
HB700 | 2 | 700 ± 10 | 800 | ≥79.8 | ≥0.8 |
HB720 | 3 | 720 ± 10 | 800 | ≥80.0 | ≥0.8 |