Lithium Niobate - LiNbO3 Crystals
Lithium Niobate (LiNbO₃) nonlinear optical crystals for a wide range of applications: • Electro-optical modulation • Q-switching • Laser frequency conversion of wavelengths > 1 µm Specifications of standard… Read more →
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W
Any
H
Any
L
25
·
Orientation
z-cut
·
Coating
AR/AR @ 1064 nm, with gold electrodes
2
catalog variants — refine the spec to narrow it down.
| SKU | W · H · L · Orientation · Coating · Group · Note | |
|---|---|---|
| LNO-602 | 6·6·25·z-cut·AR/AR @ 1064 nm, with gold electrodes·Lithium Niobate Crystals·Standard Extinction ratio: > 20 dB; upon custom request: > 25 dB |
2 in stock
Ships in: 2–5 calendar days
$1,392
|
| LNO-901 | 9·9·25·z-cut·AR/AR @ 1064 nm, with gold electrodes·Lithium Niobate Crystals·Standard Extinction ratio: > 20 dB; upon custom request: > 25 dB |
1 in stock
Ships in: 2–5 calendar days
$1,524
|
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Specifications
PHYSICAL AND OPTICAL PROPERTIES
| Chemical formula | LiNbO₃ |
| Crystal structure | trigonal |
| Space group | R3C |
| Density | 4.64 g / cm³ |
| Mohs hardness | 5 |
| Optical homogeneity | ~ 5 x 10⁻⁵ / cm |
| Transparency range | 420 - 5200 nm |
| Absorption coefficient | ~ 0.1 % / cm @ 1064 nm |
| Refractive indices at 1064 nm | ne&ₙbsp;= 2.146, no&ₙbsp;= 2.220 @ 1300 nm / ne&ₙbsp;= 2.156, no&ₙbsp;= 2.232 @ 1064 nm / ne= 2.203, no&ₙbsp;= 2.286 @ 632.8 nm |
| Sellmeier equations (λ, μm) | no² = 4.9048 + 0.11768 / (λ² - 0.04750) - 0.027169λ² / ne² = 4.5820 + 0.099169 / (λ² - 0.04443) - 0.021950λ² |
| Thermal expansion coefficient @ 25 °C | a, 2.0 x 10⁻⁶ / K / c, 16.7 x 10-6 / K |
| Thermal conductivity | ~ 5 W / m / K @ 25 °C |
| Thermal optical coefficient | dno / dT = -0.874 x 10⁻⁶ / K at 1.4 µm / dne / dT = 39.073 x 10⁻⁶ / K at 1.4 µm |
STANDARD SPECIFICATIONS
| Flatness | λ / 8 @ 633 nm |
| Parallelism | < 20 arcsec |
| Surface quality | 10-5 scratch % dig (MIL-PRF-13830B) |
| Perpendicularity | < 5 arcmin |
| Angle tolerance | < 30 arcmin |
| Clear aperture | 90% of full aperture |
| Standard extinction ratio | >20 dB (up to >25 dB upon custom request) |
Description
Lithium Niobate (LiNbO₃) nonlinear optical crystals for a wide range of applications:
- Electro-optical modulation
- Q-switching
- Laser frequency conversion of wavelengths > 1 µm
Specifications of standard crystals: z-cut, both end faces polished and AR-coated @1064nm. X-faces with gold electrodes.
