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For example
e.g. SHG @1064
SFG @800+267->200
DFG @780-842->10600
OPO @355->460+560+960+1150 etc
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For example
e.g. P-coating
ARC @1064 R<0.25%
ARC @1064 R<0.25% + 532 R<0.5%
BBAR @1064 R<1% + 3÷10 R<5%
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Nonlinear optical crystal BBO (b-BaB2O4) |
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| (barium borate) |
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| Main properties |
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| Transparency range, µm |
0.189 - 2.6 |
| Nonlinear coefficient, pm/V |
d22=2.2, d15=0.16 |
| Symmetry |
Trigonal, 3m point group |
| Cell parameters, Å |
a=12.519, c=12.723 |
Typical Reflection index |
1064 nm 532 nm |
no=1.5980, ne=1.5432 no=1.6139, ne=1.5555 |
Optical Damage Threshold, GW/cm2 |
1053 nm (t=10 ns) |
1-2 |
| Cut off SHG |
Type I
Type II |
411 nm
527 nm |
| Walk off angle, ° |
Type I, 1064 nm |
3.2 |
| Temperature acceptance, °C*cm |
Type I 1064 nm |
55 |
| Mohs hardness |
4.5 |
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| The parameters of optical elements |
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| Orientation accuracy, arc min |
< 30 |
| Parallelism, arc sec |
< 30 |
| Flatness |
546 nm |
l/6 |
| Surface quality, scratch/dig |
10/5 |
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| Application |
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- Harmonic Generation (SHG, THG, 4HG, 5HG) of YAG, SHG of Ti: Sapphire and Alexandrite lasers.
- Tunable solid-state lasers using OPO (pumped by 355, 532 or 1064 nm)
- Efficient UV sources using SHG and SFG of the tunable dye lasers
- Autocorrelators (in thin crystals) in picosecond and femtosecond laser systems.
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We are able to provide suitable Anti-reflection / Protective, etc. coatings tailored to customer's specifications, reflectivity curves are applied upon request. |
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