Birefringent Optical Crystals MgF2

Birefringent Optical Crystals MgF2


Birefringent Optical Crystals MgF2

Magnesium fluoride (MgF2) is a birefringent optical crystal with a tetragonal crystal structure. It has a relatively high birefringence and is often used in polarizing optics, such as polarizers, wave plates, and optical filters.

MgF2 has a wide transmission range from the ultraviolet to the infrared and is highly transparent in the visible and near-infrared regions. It also has a low refractive index and a high resistance to mechanical and thermal shock, making it an ideal material for optical coatings and anti-reflection coatings.

One of the main applications of MgF2 is in the production of thin-film coatings for optical applications. MgF2 thin films are highly effective at reducing reflection and enhancing transmission, making them useful in a range of optical components, including lenses, mirrors, and windows.

In addition to its optical properties, MgF2 also has other useful properties, such as high thermal conductivity, low thermal expansion, and good chemical stability. These properties make it useful in various applications, such as in high-temperature windows, lenses for infrared cameras, and thermal imaging systems.

Birefringence D=he-ho
Refractive index h at l= 0.63 µm Thermal optical Coef. dh/dT 10-6/°K Structure and lattice constant, Å Melting point °C Density g/ cm3 Hardness (Mohs) Thermal Coef. 10-6/K
+ 0.012
- Tetragonal a=4.64  c=3.06 1312 3.18 3 a: 13.7

Order Form

Drag and drop files here or Browse
*You can upload your specification file here. Max 5MB. Allowed File Types: JPG, PNG, PDF

About Semiconductor Electronics

SEMI EL project is a global supplier of materials, equipment, spare parts and supplies for the semiconductor industry.

Learn more...

Get In Touch


Join Our Community

Sign up to receive email for the latest information.