new material
Magnesium fluoride crescent lens is a precision optical component designed for specialized light refraction, beam manipulation, and enhanced image correction. Manufactured from high-purity MgF₂, it offers exceptional optical clarity, minimal distortion, and excellent transmission across ultraviolet, visible, and infrared wavelengths. This uniquely shaped lens is widely used in imaging systems, laser optics, industrial applications, and scientific research, ensuring superior optical performance for advanced optical configurations.
Product Overview
The Magnesium Fluoride Crescent Lens is an optical lens made from high-purity Magnesium Fluoride (MgF₂) material. This lens features a crescent shape with one convex surface and one concave surface. Due to its unique geometric design, this lens is typically used to converge parallel light or convert point light sources into parallel beams. Magnesium Fluoride offers excellent optical properties with high transmission across ultraviolet, visible, and infrared wavelengths, making it ideal for advanced technological applications.
Key Features
- Excellent Light Transmission: Magnesium Fluoride has a high transmission rate across ultraviolet, visible, and infrared wavelengths, ensuring high efficiency and clarity in optical systems.
- High Precision Manufacturing: The manufacturing process for Magnesium Fluoride Crescent Lenses requires precise processing and measurement to ensure optimal optical performance.
- Multi-functional Application: Capable of converging and diverging light beams, making it suitable for various optical functions, including focusing, collimating, expanding, and reducing beams.
- Anti-reflection and High-temperature Resistance: Maintains excellent optical performance across different wavelengths and remains stable even under high temperature and harsh environmental conditions.
Applications
- Laser Systems: Used as an optical component in laser systems for beam collimation, focusing, or expansion, ensuring precise output from lasers.
- Infrared and Ultraviolet Optics: Widely used in infrared and ultraviolet optical systems, enhancing optical transmission efficiency and imaging quality.
- High-energy Detectors: Provides accurate optical support for high-energy detection systems.
- Optical Instruments: Applied in microscopes, telescopes, and other optical instruments, ensuring superior imaging quality.
- Optical System Integration: Combined with other optical elements to form more complex optical systems, meeting various application needs.
| Optical Property | Value |
| Transmission Range | 0.12-9 μm |
| Transmittance | >90%@0.193-6μm |
| Refractive Index | NO=1.566, Ne=1.568@0.13μm |
| NO=1.334, Ne=1.343@5μm | |
| Reflection Loss | 11.2%@0.12μm (both surfaces) |
| 5.7%@0.22μm (both surfaces) | |
| 5.1%@1μm (both surfaces) | |
| Absorption Coefficient | 40×10⁻³@2.7μm |
| Structure | Square Crystal System |
| Cleavage Planes | <100 |
| Physical Property | Value |
| Density | 3.177 g/cm³ |
| Melting Point | 1255 ℃ |
| Thermal Conductivity | 21 W/(m·K) //c, 33.6⊥c @ 300K |
| Thermal Expansion | 13.7×10⁻⁶/K //c, 8.9×10⁻⁶/K ⊥c @ 373K |
| Knoop Hardness | 415 kg/mm² |
| Specific Heat Capacity | 1003 J/(kg·K) |
| Dielectric Constant | 4.87 //c, 5.44⊥c @ 1MHz |
| Young's Modulus | 138.5 GPa |
| Shear Modulus | 54.66 GPa |
| Bulk Modulus | 101.32 GPa |
| Poisson's Coefficient | 0.276 |
| Chemical Property | Value |
| Solubility | 0.002 g/L @ 20℃ |
| Molecular Weight | 62.3018 g/mol |
| Property | Value |
| Diameter Range | 2-300mm |
| Focal Length | 15-5000mm |
| Thickness | 0.12-60mm |
| Surface Quality | 80-50, 60-40, 40-20, 20-10, 10-5 |
| Surface Flatness | λ/2, λ/4, λ/8, λ/10 |
| Clear Aperture | >90% |
| Coating | Customizable |
