UV Fused Silica Optical Windows

185nm - 2.1μm
Uncoated and AR-Coated Versions Available
Laser Quality Polished Surfaces

Features
Laser-grade, suitable for the most demanding applications
≤λ/20 surface flatness and 10-5 scratch-dig
Parallel to less than 5 arc sec for minimal transmitted beam deviation
Broadband AR coatings for visible, or NIR applications
In-house OEM and custom manufacturing solutions

Applications
Laser … 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 UV Fused Silica
Size Ø12.5, Ø20, Ø25, Ø25.4, Ø30, Ø40, Ø50, Ø80, Ø110
Round and rectangular custom size available
Size tolerance Diameter, +0.0/-0.1mm
Thickness, ±0.1mm
Surface quality 10-5 Scratch-Dig
Surface flatness < 1/4λ @ 632.8nm
< 1/10λ @ 632.8nm*
Parallelism <1 arc min
<5 arc sec*
Wavelength range 185 nm - 2.1 μm (Uncoated)
AR coating R<0.2% @ 0° AOI, custom wavelength
Clear Aperture >90% of central dimension

*For the super high power specifications, please contact us for details.

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)