GGG Optical Crystal 3 Inch Diameter with 7.13 g/cm³ Density and 8.0 Mohs Hardness for Laser Applications
MOQ:
1pc
Delivery Time:
4-5weeks
Brand:
Crystro
Product Description
Gadolinium Gallium Garnet (GGG) Optical Crystals
Key Product Advantages
- Large 3-inch diameter crystals with up to 4-inch capability
- Double-side polished for superior optical performance
- High thermal conductivity: 7.4W m⁻¹K⁻¹
- Exceptional laser damage threshold: >1GW/cm²
- Low optical losses: <0.1%/cm
- Precision orientation: <111> and <100>
Material Properties
| Property | Specification |
|---|---|
| Chemical Formula | Gd₃Ga₅O₁₂ |
| Lattice Parameter | a=12.376Å |
| Growth Method | Czochralski |
| Density | 7.13 g/cm³ |
| Mohs Hardness | 8.0 |
| Melting Point | 1725℃ |
| Refractive Index | 1.954 at 1064nm |
Technical Specifications
| Parameter | Specification |
|---|---|
| Orientation | [111] within ±15 arc min |
| Wave Front Distortion | <1/4 wave@632 |
| Diameter Tolerance | ±0.05mm |
| Length Tolerance | ±0.05mm |
| Chamfer | 0.10mm@45º |
| Flatness | <1/10 wave at 633nm |
| Parallelism | <30 arc Seconds |
| Perpendicularity | <15 arc min |
| Surface Quality | 10/5 Scratch/Dig |
| Clear Aperture | >90% |
Applications
GGG crystals are ideal for optical component fabrication, magneto-optical film substrates, and high-performance laser systems. Their exceptional properties also make them suitable for specialized applications including jewelry as diamond simulants.
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Company
ANHUI CRYSTRO CRYSTAL MATERIALS Co., Ltd.
Location
No. 176, Yuner Rd, Yunhai Rd Industrial Park, Baohe District，Hefei City，Anhui Province
Contact Person
Wu