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Magnesium Fluoride Crystal | MgF2 Crystal

HM2809

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Magnesium Fluoride (MgF2) Crystal is a high-performance optical material with excellent transparency in the UV to IR range, high laser damage threshold, and chemical stability. It is widely used in lenses, windows, and polarizers for optical systems. Heeger Materials (HM) provides high-quality MgF2 Crystals for advanced scientific and industrial applications.

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Data sheet

Density3.18 g/cm3
MaterialsMgF2
Melting Piont1418 ℃

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Magnesium Fluoride (MgF2) Crystal is a high-performance optical material with excellent transparency from UV to IR, a high laser damage threshold, and strong chemical stability. Its low refractive index and birefringence make it ideal for lenses, windows, and polarizers in optical systems, especially in demanding environments. MgF2 crystals are widely used in excimer lasers, spectroscopy, and astronomical instruments. Heeger Materials (HM) provides high-quality MgF2 Crystals for advanced scientific and industrial applications, as well as MgF2 powder, MgF2 evaporation materials, and MgF2 sputtering targets for various needs.
Magnesium Fluoride Crystal | MgF2 Crystal

Magnesium Fluoride Crystal Properties

Crystal Structure

Tetragonal

Lattice Constant

a=4.621Å; c=3.051Å

Melting Point (℃)

1418

Density (g/cm³)

3.18

Hardness (Mohs)

4

Thermal Expansion Coefficient (/℃)

18.85 x 10⁻⁶ /℃

Refractive Index

Ho=1.43382

Transmission Band (mm)

0.11-12.00

Transmission Rate

> 94% @ 5m > 85% @ 0.2m

Color Deviation Hf-Hc

0.00455

Temperature Coefficient dh/dt x 10⁻⁶

10.6 @0.8 m

Crystal Growth Method

Bridgeman

Magnesium Fluoride Crystal Specifications

Dimensions (mm)

10x3, 10x5, 10x10, 15x15, 20x15, 20x20

Dia2”x0.33mm, Dia2”x0.43mm, Dia8"x150 mm

Thickness

0.5mm, 1.0mm

Polishing

Single-sided or double-sided

Crystal Orientation

<001> ±0.5º

Crystal Face Orientation Accuracy

±0.5°

Edge Orientation Accuracy

2° (special requirements can be achieved within 1°)

Cutting Orientation

Can be processed with specific edge orientation and angle (1°-45°)

Ra

≤5Å (5µm×5µm)

Applications

Infrared windows, prisms, lenses

Magnesium Fluoride Crystal Applications

  • UV Optics: Employed in ultraviolet (UV) optical systems for its high transparency and durability in the UV range.
  • Laser Components: Used as windows and lenses in excimer laser systems due to its high laser damage threshold.
  • Polarizers: Applied in polarizing optics for its birefringence and low refractive index.
  • Astronomical Instruments: Integrated into telescopes and spectrometers for its excellent IR transmission and stability.
  • Spectroscopy: Utilized in UV and IR spectroscopy as prisms and windows for accurate light transmission.

Magnesium Fluoride Crystal Packing And Shipping

Magnesium Fluoride (MgF2) Crystal will be securely packaged in sturdy containers with cushioning materials to prevent movement or damage during shipping. This careful packaging ensures that the product arrives in perfect condition, maintaining its high-quality standards throughout the delivery process.

Magnesium Fluoride Crystal | MgF2 Crystal Packing

Where to Buy Magnesium Fluoride Crystal in Bulk?

Heeger Materials Inc., a professional supplier and manufacturer of high-quality Infrared Crystals products including Magnesium Fluoride (MgF2) Crystal, leverages extensive expertise in supply and export to offer competitive prices. We provide customized solutions to meet specific requirements, ensuring exceptional quality and customer satisfaction.

Heeger Materials Inc. was established in 2016 in Colorado, USA. We specialize in premium-grade metals, alloys, ceramics, powders, and other materials catering to research, development, and large-scale industrial production in scientific and industrial sectors. 

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