YVO₄ (Yttrium Vanadate) Crystal
Keywords:
Scintillation Crystals
- Product Introduction
- Key advantages
- Application areas
- Product Features
-
- Commodity name: YVO₄ (Yttrium Vanadate) Crystal
YVO₄(Yttrium Vanadate) crystals are birefringent crystal materials with excellent physical and optical properties.
Product Introduction
YVO₄(Yttrium Vanadate) crystals are birefringent crystal materials renowned for their excellent physical and optical properties. These crystals boast a wide transmission range, high transmittance, a large birefringence coefficient, and ease of fabrication. As a result, YVO₄ crystals are widely used in the field of fiber-optic communications, serving as a critical material in passive optical devices such as optical isolators, rotators, retarders, and polarizers.
Key advantages
- Excellent optical properties
- High mechanical strength and chemical stability
- Highly efficient laser performance
- Good thermal stabilityApplication areas
- Laser technology, optical polarization devices
- Application areas such as optical window materials, optical component manufacturing, and scientific research
- Nonlinear optical devices
- Birefringent wedge for fiber optic isolators
- Fiber optic circulators and optical beam splittersProduct Features
Material Properties
Crystal Structure
Tetragonal, Space Group D4h
Lattice Constant
a=b=7.12 Å; c=6.29 Å
Density
4.22 g/cm³
Mohs Hardness
5 Mohs
Transmission Range
400~5000 nm
Thermal-Optic Coefficient
dnA /dT= 8.5×10-6/K; dnc/dT=3.0×10-6 /K
Thermal Conductivity
//C:5.23 W/m/K; ⊥C:5.10 W/m/K
Deliquescence
None
Birefringence (ne-no)
0.2039@1550 nm
Thermal Expansion Coefficient
αA=4.43×10-6 /K; αc=11.37×10-6 /K
Refractive Index
ne=2.1486@1550 nm, no=1.9447@1550 nm
Melting Point
1825°C
Product Processing Indicators
Effective Aperture
>90%
Dimensional Tolerance
±0.05 mm
Optical Axis Alignment Accuracy
±0.5°
Wedge Angle Tolerance
±0.1°
Chamfer
≤0.2×45°
Surface Quality
20-10 S-D
Flatness
≤λ/4@632.8 nm
Chipped Edge
<0.1 mm
Coating
R<0.2%@1550 or 1310 nm
-
- Excellent optical properties
- High mechanical strength and chemical stability
- Highly efficient laser performance
- Good thermal stability -
- Laser technology, optical polarization devices,
- Application areas such as optical window materials, optical component manufacturing, and scientific research
- Nonlinear optical devices
- Birefringent Wedge for Fiber Optic Isolators
- Fiber optic circulators and optical beam splitters. -
Material Properties Lattice structure Tetragonal crystal system, space group D4h Unit cell parameters a = b = 7.12 Å; c = 6.29 Å Density 4.22g/cm3 Mohs Hardness 5Mohs Transmission range 400–5000 nm Thermal-optic coefficient DNA/dT = 8.5 × 10⁻⁶ /K; dNc/dT = 3.0 × 10⁻⁶ /K Thermal conductivity //C: 5.23 W/m/K; ⊥C: 5.10 W/m/K Deliquescence Not prone to deliquescence Birefringence (ne-no) 0.2039 @ 1550 nm Coefficient of thermal expansion αa = 4.43 × 10⁻⁶ /K; αc = 11.37 × 10⁻⁶ /K
Refractive index ne = 2.1486 @ 1550 nm, no = 1.9447 @ 1550 nm Melting point 1825°C Product Processing Metrics Effective Aperture >90% Dimensional Tolerance ±0.05 mm Optical axis alignment accuracy ±0.5° Wedge Angle Tolerance ±0.1° Protective Chamfer ≤0.2 × 45° Surface finish 20-10 S-D Flatness ≤λ/4 @ 632.8 nm Chipped edge <0.1 mm Coating R < 0.2% @ 1550 or 1310 nm
Previous page:
Next page:
Online Quotation Request
Please provide your phone number and email address, and we’ll get in touch with you as soon as possible.