CaCO₃ Wafer (Calcium Carbonate Wafer)
High birefringence optical crystal substrate for polarization and photonic applications
Description
🔷 Overview
CaCO₃ (Calcium Carbonate) wafer is a single crystal substrate typically in the form of calcite, known for its high birefringence and excellent optical anisotropy. It is widely used in optical polarization systems, scientific research, and precision instrumentation due to its unique optical properties and high surface activity.
🔷 Key Features
• High birefringence and polarization performance
• Wide transmission range (visible to near-infrared)
• Excellent optical anisotropy
• Good biocompatibility and surface activity
• Available with polished optical-grade surfaces
🔷 Specifications
| Product: | Single crystal calcium carbonate (CaCO3) wafer |
| Material property: | Crystal structure: Rhombohedral |
| Lattice constant: a = 4.989 Å, c = 17.062 Å | |
| Density: 2.71 g/cm3 | |
| Melting point: 1339 °C | |
| Dimension: |
• 5 × 5 × 0.5 mm • 10 × 10 × 0.5 mm • Other sizes customizable |
| Orientation: | <100> |
| Polishing: | Single side / double side epi-polished |
| Surface roughness: | < 0.5 nm |
🔷 Applications
• Optical polarization components
• Laser and photonics systems
• Infrared and visible optical devices
• Scientific research and instrumentation
• Astrophysics and high-precision optics
🔷 Customization Options
• Orientation and off-cut customization
• Thickness and dimension customization
• Optical-grade polishing
• Custom surface finishing
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