| NLO Crystal | Hardness | Hygroscopic Susceptibility | Transparency Range | SHG Phase-matchable range | Damage Threshold |
| b-BBO | 4.5 Mohs | Low | 189 ~ 3500 nm | 189 ~ 1750nm | 5 GW/cm2 (10 ns) @1064nm 10 GW/cm2 (1.3 ns) @ 1064 nm 1 GW/cm2 (10 ns) @532 nm 7 GW/cm2 (250 ps) @ 532 nm |
| KTP | 5 Mohs | No | 350 ~ 4500 nm | 497 ~ 1800nm | >0.5 GW/cm2 (10 ns) @ 1064 nm |
| K*DP | ¡¡ | ¡¡ | 200 ~ 1500nm | ¡¡ | >10 J/cm² (10 ns) @ 1064 nm for KDP >5 J/cm² (10 ns) @ 1064 nm for DKDP |
| LiNbO3 | 5 Mohs | ¡¡ | 420 ~ 5200nm | ¡¡ | >250 MW/cm2 for 10 ns pulses @ 1064 nm |
| LBO | 6 Mohs | Low | 160 ~ 2600nm | ¡¡ | >10 GW/cm2 (TEM00, 10ns, 10HZ) @1064nm (polished only) >1 GW/cm2 (TEM00, 10ns, 10HZ) @1064nm(AR-coated) >0.5 GW/cm2 (TEM00, 10ns, 10HZ) @532nm(AR-coated) |
| KTA | ¡¡ | No | 350 ~ 5300nm | 1083 ~ 3789nm | >1.5 GW/cm2 (10ns pulses) @ 1064 nm |
| SBN | 5.5 Mohs | ¡¡ | 400 ~ 6000 nm | ¡¡ | ¡¡ |
| RTP | ~5 Mohs | No | 350 ~ 4500 nm | ¡¡ | > 600 MW/cm2 @ 1064 nm |
