Ge (Germanium) window with hole

He Rui optics' Ge (Germanium) window is a transparent optical component made from germanium crystal. Germanium is a semiconductor material that has a high refractive index and is transparent in the infrared (IR) region of the electromagnetic spectrum. It is commonly used in applications that require transmission in the IR range, especially in the 1.2 to 1.8 micrometer (μm) wavelength range..

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Description

Uncoated or with AR Coatings Designed for a Variety of IR Ranges
Minimal Chromatic Aberration Due to Low Dispersion
Ideal for Infrared Applications Requiring Rugged Optics
DLC Coated Germanium Windows

Material	infrared glass Ge,Si,CaF2, ZnSe,ZnS,BaF2,MgF2,LiF,Corning 7980,Corning 7979,Corning 8655 ,BK7 ,Fused silica, ,Sapphire Color glass
Diameter	0.2-300mm
Diameter Tolerance	±0.01 mm(as per your need)
Center Thickness Tolerance	±0.01mm(as per your need )
Surface Quality	80/50,60/40,40/20,10/20
Clear Aperture	>90%
parallelism	+/-30''
Coating	Custom,AR coating,BBAR coating, DLC coating, AF/AS coating,Hydrophobic Coating, ITO/FTO coating. AR+AF/AS coating,AR+DLC coating,ITO/FTO+AR coating
Bevel	0.1~0.3mm x 45 degree

All products can be customized as per your request,price are very good.

Ge (Germanium) window with hole

Ge (Germanium) window with hole

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