United Crystalsについて
United Crystalsは、NLO結晶、電気光学結晶、複屈折性結晶等の製品メーカーです。北米・欧州市場向け製品供給が中心でしたが、当社でも取り扱いを行っています。
当社はUnited Crystalsの代理店です。
ラインナップ
Non-linear Optical Crystal Overview
BBO
BBO crystals are quickly available with standard sizes with 0.1 mm tolerance, ranging from 5x5x0.1 mm to 5x5x5 mm for 800nm SGH, 3x3x9 mm for 473nm SGH, 4x4x7 mm for THG @1064 nm…
Custom sizes on request.
P and AR coatings available @473+237 nm, 800nm+400 nm, 1064+532 nm, 1310+2050nm…
Optical properties:
| Transmitting Range: | 196 nm ~ 2200 nm | |||
|---|---|---|---|---|
| Refractive Indices: | @1064 nm | 1.6551(ne) | 1.5425(ne) | |
| @532 nm | 1.6749(no) | 1.5555(ne) | ||
| @266 nm | 1.75711(no) | 1.6146 (ne) | ||
| Sellmeier Equations:(l in µm) | No2 = 2.7359 + 0.01878 / (l2 – 0.01822) – 0.01354l2 | |||
| Ne2 = 2.3753 + 0.01224 / (l2 – 0.01667) – 0.01516l2 | ||||
| Therm-Optic Coefficient:(10-6/°C) | dno/dT=-9.3 | dne/dT=-16.6 | ||
| Absorption Coefficient: | a<0.1%/cm @1064 nm | |||
| Nonlinear Optical Coefficients and Equation: | @1064 nm | d11=5.8d36(KDP) | d31=0.05d11 | d22<0.05d11<>/sub |
| deff(I)=d31sinq + (d11cos3f – d22sin3f)cosq | ||||
| deff(II)=(d11sin3f + d22cos3q)cos2q | ||||
| Half-wave voltage: | 48 KV(at 1064 nm) | |||
| Electro-Optic Coefficients: | r11 = 2.7 pm/V, r22, r31< 0.1r11 | |||
| Damage Threshold @1064 nm and @532 nm | 5 GW/cm2 (10 ns); 10 GW/cm2 (1.3 ns); | |||
| 1 GW/cm2 (10 ns);7 GW/cm2 (250ps) | ||||
KTP
Potassium Titanyl Phosphate Single Crytal (KTiOPO4) crystals are quickly available with standard sizes with 0.1 mm tolerance, ranging from 3x3x0.1 mm to 5x5x7 mm for 1064 nm SGH, 5x5x10 mm for 1950-2020nm SGH, 3x3x3 to 3x3x5 mm for 1053nm SHG…
Custom sizes on demand.
AR coatings available @1053+527 nm, 1064+532 nm, 1534+727 nm, 1+2 micrometers…
Optical properties:
| Transmitting Range: | 350 nm ~ 4500 nm | ||||
|---|---|---|---|---|---|
| Phase Matching Range: | 984 nm ~ 3400 nm | ||||
| Refractive Indices: | @1064 nm | 1.7377(nx) | 1.7453(ny) | 1.8297(nz) | |
| @532 nm | 1.7780(nx) | 1.7886(ny) | 1.8887(nz) | ||
| Sellmeier Equations: (l in µm) | Nx2 = 3.0065 + 0.03901 / ( l2 – 0.04251) – 0.01327l2 | ||||
| Ny2 = 3.0333 + 0.04154 / ( l2 – 0.04547) – 0.01408l2 | |||||
| Nz2 = 3.3134 + 0.05694 / ( l2 – 0.05658) – 0.01682l2 | |||||
| Therm-Optic Coefficient:(10-5/°C) | dnx/dT=1.1 | dny/dT=1.3 | dnz/dT=1.6 | ||
| Absorption Coefficient: | a<1%/cm @1064 nm and 532 nm | ||||
| Nonlinear Optical Coefficients and Equation: | @1064 nm | d31=2.54 pm/V | d32=4.35 pm/V | d33=16.9 pm/V | |
| d24=3.64 pm/V | d15=1.91 pm/V | ||||
| deff(II)=(d24-d15)sin2f sin2q – (d15sin2f +d24cos2q )sinq | |||||
| Electro-optic coefficients: | Low Frequency(pm/V) | High Frequency(pm/V) | |||
| r13 | 9.5 | 8.8 | |||
| r23 | 15.7 | 13.8 | |||
| r33 | 36.3 | 35 | |||
| r51 | 7.3 | 6.9 | |||
| r42 | 9.3 | 8.8 | |||
| Dielectric constant: | eeff=13 | ||||
LBO, CLBO
Lithium triborate (LiB3O5) is available with custom sizes and AR coating on request.
Optical properties:
| Transmitting Range: | 160 nm ~ 2300 nm | |||
|---|---|---|---|---|
| Phase Matching Range: | 550 to 3000 nm (I), 790 nm ~ 2200 nm (II) | |||
| Refractive Indices: | @1064 nm | 1.5648(nx=b) | 1.5904(ny=c) | 1.6053(nz=a) |
| @532 nm | 1.5785 (nx=b) | 1.6065(ny=c) | 1.6212 (nz=a) | |
| Sellmeier Equations:(l in µm) | nx2 = 2.454140+0.011249/(l2-0.011350)-0.014591l2-6.60×10-5l4 | |||
| ny2 = 2.539070+0.012711/( l2-0.012523)-0.018540l2+2.00×10-4l4 | ||||
| nz2 = 2.586179+0.013099/( l2-0.011893)-0.017968l2-2.26×10-4l4 | ||||
| Damage Threshold: | 25 GW/cm2 at 1.064 μm, 0.1 ns pulse, 2.3 J | |||
| Absorption Coefficient: | a<0.1%/cm @1064 nm | |||
| Nonlinear Optical Coefficients (pm/V) and Equation: | @1064 nm | d31=d15=0.85 | d32=d24=-0.67 | d33=0.04 |
| deff(I, in XY plane) = d24cosf | ||||
| deff (I, in XY plane) = d15cos2q + d24sin2q | ||||
| deff(II, in YZ plane) = d15cosq | ||||
| deff(II, in XZ plane) = d15cos2q + d24sin2q | ||||
LiNbO3, LiTaO3
Lithium Niobate Crystal (LiNbO3) are available from minimal size 1.25×1.25×40 mm on.
AR coatings and Cr, Gold Electrode coatings on request.
MgO doped LiNbO3 available too.
Optical properties:
| Transmitting Range: | 400 nm~5000 nm | ||
|---|---|---|---|
| Transmittance: | better than 68% at 633 nm | ||
| Refractive Indices: | @1064 nm | 2.232(no) | 2.156(ne) |
| @808 nm | 2.2542(no) | 2.1750(ne) | |
| @532 nm | 2.3232(no) | 2.2342(ne) | |
| Sellmeier Equations: (l in µm) | No2 = 4.9048 + 0.11768 / (l2 – 0.04750) – 0.027169l2 | ||
| Ne2 = 4.5820 + 0.099169 / ( l2 – 0.04443) – 0.021950l2 | |||
| NLO Coefficient: (p/m/V,1064 nm) | d31=-4.5 | d33=-0.27 | d22=2.1 |
| E-O Coefficient: (pm/V, 633 nm) | d33=31 | r31=9 | r22=3.4 |
KDP, DKDP, ADP
Potassium Dihydrogen Phosphate (KH2PO4), isotopic Deuterated (KD2PO4) and Ammonium Dihydrogen Phosphate (NH4H2PO4) crystals are available from minimal size 5x5x0.1 mm on.
AR coating on request.
Optical properties:
| Optical Properties: | |||||
|---|---|---|---|---|---|
| Crystal | DKDP(KD*P) | KDP | ADP | ||
| Transmitting Range(nm): | 200~2150 | 180~1550 | 180~1500 | ||
| Absorption(%/cm): | 0.5 | 3 | – | ||
| Nonlinear Optical Coefficient (pm/V): | 0.4 | 0.43 | 0.52 | ||
| Damage Threshold: (GW/cm2 @1064 nm) | 5 | 5 | 6 | ||
| Refractive Indices: | @1064 nm | no=1.4931 | no=1.4942 | no=1.5071 | |
| ne=1.4583 | ne=1.4603 | ne=1.4685 | |||
| @532 nm | no=1.5074 | no=1.5129 | no=1.5280 | ||
| ne=1.4683 | ne=1.4709 | ne=1.4819 | |||
| @355 nm | no=1.5257 | no=1.5317 | no=1.5487 | ||
| ne=1.4833 | ne=1.4846 | ne=1.4994 | |||
| @266 nm | no=1.5539 | no=1.5599 | no=1.5797 | ||
| ne=1.5071 | ne=1.5105 | ne=1.5261 | |||
| Sellmeier Equations: (l in µm) | N2 = A + B / (l2 – C) + Dl2/(l2– E) | ||||
| A | no | 2.2409 | 2.2576 | 2.3041 | |
| ne | 2.126 | 2.1295 | 2.1643 | ||
| B | no | 0.0097 | 0.0101 | 0.0111 | |
| ne | 0.0086 | 0.0097 | 0.0097 | ||
| C | no | 0.0156 | 0.0142 | 0.0133 | |
| ne | 0.012 | 0.0014 | 0.0129 | ||
| D | no | 2.247 | 1.7623 | 15.1086 | |
| ne | 0.7844 | 0.758 | 5.8057 | ||
| E | no | 126.9205 | 57.8984 | 400 | |
| ne | 123.4032 | 127.0535 | 400 | ||
Ultra-thin flakes
Ultra-short pulse devices are available for BBO (thickness down to 5 microns) and KDP (thickness down to 100microns). Custom sizes on request.
LiIO3
Lithium Iodate crystals are available from minimal size 5x5x0.1 mm on.
AR coating on request.
AgGaS2, AgGaSe2
Size and AR coating on request.
KNbO3
Available from minimal size 5x5x0.1 mm on.
AR coating on request.
製品の販売実績
アカデミック
- 兵庫県立大学
- 東京大学
- 理化学研究所
企業
- 光学機器メーカー