Magnesium Fluoride Meniscus Lens PMg07-
The magnesium fluoride meniscus lens has a convex surface on one side and a concave surface on the other. Used for converging parallel light or converting point light sources into parallel light. Has good transmittance in ultraviolet, visible, and infrared. Used in fields such as lasers, infrared optics, ultraviolet optics, and high-energy detectors. UM OPTICS provides a diameter of 2-200mm and a thickness of 0.12-60mm (with an accuracy of 20-10, 1)/ 10L@633nm )Magnesium fluoride meniscus lens can be coated with MgF2, UV-AR, UV-VIS, VIS-EXT, VIS-NIR, NIR I, NIR II, Telecom NIR, SWIR, SWIR, YAG-BBAR and other film systems.
Overview
Specifications
| Parameter | Value |
|---|---|
| Dia | 2-200 mm |
| Focal Length | 15-5000 mm |
| Center Thickness | 0.12-60 mm |
| Edge Thickness | 0.12-60 mm |
| Design Wavelength | Custom |
| Radius of Curvature | Custom |
| Surface Quality | 60-40 |
| Diameter Tolerance | +0.0/-0.1 |
| Thk Tolerance | ±0.1 mm |
| Substrate Material | Magnesium Fluoride(MgF2) |
| PV [@632.8nm] | λ/4 |
| Centering | <3′ |
| Clear Aperture | >90% |
| Coating | Uncoated |
| REACH | Compliant |
| ROHS | Compliant |
| Transmission Range [Substrate Material:Magnesium Fluoride(MgF2)] | 0.12-9μm |
| Transmittance [Substrate Material:Magnesium Fluoride(MgF2);@0.193-6μm] | >90%@0.193-6μm |
| Refractive Index [Substrate Material:Magnesium Fluoride(MgF2);@0.13μm] | NO=1.566,Ne=1.568@0.13μm |
| Refractive Index [Substrate Material:Magnesium Fluoride(MgF2);@5μm] | NO=1.334,Ne=1.343@5μm |
| Reflection Loss [Substrate Material:Magnesium Fluoride(MgF2);@0.12nm(both surfaces)] | 11.2%@0.12nm(both surfaces) |
| Reflection Loss [Substrate Material:Magnesium Fluoride(MgF2);@0.22μm(both surfaces)] | 5.7%@0.22μm(both surfaces) |
| Reflection Loss [Substrate Material:Magnesium Fluoride(MgF2);@1μm(both surfaces)] | 5.1%@1μm(both surfaces) |
| Absorption Coefficienet [Substrate Material:Magnesium Fluoride(MgF2);@2.7μm] | 40×10⁻³@2.7μm |
| Structure [Substrate Material:Magnesium Fluoride(MgF2)] | square crystal system |
| Cleavage Planes [Substrate Material:Magnesium Fluoride(MgF2)] | <100> |
| Density [Substrate Material:Magnesium Fluoride(MgF2)] | 3.177 g/cm³ |
| Melting Point [Substrate Material:Magnesium Fluoride(MgF2)] | 1255 ℃ |
| Thermal Conductivity [Substrate Material:Magnesium Fluoride(MgF2);@300K] | 21 //c, 33.6⊥c @ 300K |
| Thermal Expansion [Substrate Material:Magnesium Fluoride(MgF2);@373k] | 13.7//c, 8.9 ⊥c @ 373k |
| Knoop Hardness [Substrate Material:Magnesium Fluoride(MgF2)] | 415 kg/mm² |
| Specific Heat Capacity [Substrate Material:Magnesium Fluoride(MgF2)] | 1003 J/(kg×K) |
| Dielectric Constant [Substrate Material:Magnesium Fluoride(MgF2);@1MHz] | 4.87 //c, 5.44⊥c @ 1MHz |
| Young's Modulus (E) [Substrate Material:Magnesium Fluoride(MgF2)] | 138.5 GPa |
| Shear Modulus(G) [Substrate Material:Magnesium Fluoride(MgF2)] | 54.66 GPa |
| Bulk Modulus(K) [Substrate Material:Magnesium Fluoride(MgF2)] | 101.32 GPa |
| Poisson Coefficient [Substrate Material:Magnesium Fluoride(MgF2)] | 0.276 |
| Solubility [Substrate Material:Magnesium Fluoride(MgF2);@20℃] | 0.002g @ 20℃ |
| Molecular Weight [Substrate Material:Magnesium Fluoride(MgF2)] | 62.3018 g/mol |
Applications
Datasheet
Please provide your email to download the datasheet.
Invalid email format. Please try again.
Supplier Information
Loading...
Name
Phone
Organization
Use Case

Database Platform