Magnesium Fluoride Optical Windows

120nm – 8.0μm
Extremely hard and durable material
Applications from deep UV to IR

Features
High resistance to thermal, mechanical and chemical shock
High damage threshold
Low surface reflectanc
In-house OEM and custom manufacturing solutions

Applications
Excimer Laser, Deep UV … etc.
Please contact us for more specific applications and markets.

MicoSpectra also offers Wedged Windows fabricated from N-BK7, UV Fused Silica, and other substrate materials. If you are looking for the wedged windows, please contact us for more information.

Optical material Magnesium Fluoride (MgF2)
Size Ø12.5, Ø20, Ø25, Ø25.4, Ø30
Round and rectangular custom size available
Size tolerance Diameter, +0.0/-0.2mm
Thickness, ±0.3mm
Surface quality 20-10 Scratch-Dig
Surface flatness λ/4
Parallelism <3 arc min
Wavelength range 120 nm - 8 μm (Uncoated)
Clear Aperture >80% of central dimension
Wavelength Range Substrate Material
350 nm - 2.0 μm N-BK7
185 nm - 2.1 μm UV Fused Silica
150 nm - 5.0 μm Sapphire
120 nm - 8.0 μm Magnesium Fluoride (MgF2)
180 nm - 8.0 μm Calcium Fluoride (CaF2)
3 - 5 μm Barium Fluoride (BaF2)
600 nm - 16 µm Zinc Selenide (ZnSe)
1.2 - 8.0 μm Silicon (Si)
2.0 - 16 μm Germanium (Ge)