Flat Windows (Surface Flatness: lambda/6)

Optical Grade CaF2 Calcium Fluoride Window

Optical Grade CaF2 Calcium Fluoride Window

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Sold by: Henan UM Optics Ltd Ships from: China
Specifications
Substrate Material: CaF2, IR Grade CaF2
Diameter (or Largest Dimension): 25 mm
Thickness: 2 mm
Surface Quality (Scratch-Dig): 60-40
Surface Flatness: <= Lambda/10, <= Lambda/20, <= Lambda/8, <= Lambda/6, <= Lambda/4, <= Lambda/2, <= Lambda, <= Lambda/40
Germanium Optics

Germanium Optics

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Sold by: Sinoptix Ships from: Belgium
Specifications
Substrate Material: Ge, CaF2, IR Grade CaF2, MgF2, BaF2, Si
Diameter (or Largest Dimension): 350 mm
Thickness: 5 mm
Antireflection Coating: Coated, Uncoated
Surface Quality (Scratch-Dig): 10-5, 20-10, 40-20, 60-40, 80-50
N-BK7 Optical Windows with AR Coatings

N-BK7 Optical Windows with AR Coatings

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Sold by: Photonchina Ships from: China
Specifications
Substrate Material: N-BK7, Fused Silica, UV Grade Fused Silica (UVFS)), IR Grade Fused Silica (IRFS), Sapphire, CaF2, MgF2
Diameter (or Largest Dimension): 1 mm
Thickness: 0.1 mm
Antireflection Coating: Coated, Uncoated
Surface Quality (Scratch-Dig): 10-5, 20-10, 40-20, 60-40
Sapphire Optics

Sapphire Optics

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Sold by: Sinoptix Ships from: Belgium
Specifications
Substrate Material: Sapphire
Diameter (or Largest Dimension): 350 mm
Thickness: 5 mm
Antireflection Coating: Coated, Uncoated
Surface Quality (Scratch-Dig): 10-5, 20-10, 40-20, 60-40, 80-50, Unspecified
VUV Grade CaF2

VUV Grade CaF2

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Sold by: Glas Opticslens Co.,Ltd Ships from: China
Specifications
Substrate Material: CaF2
Diameter (or Largest Dimension): 45 mm
Thickness: 3 mm
Antireflection Coating: Coated, Uncoated
Surface Quality (Scratch-Dig): 20-10, 40-20, 60-40, 80-50
These high-precision flat windows are essential for applications requiring exceptional surface accuracy, such as infrared imaging and spectroscopy. They feature a range of surface quality specifications from 10-5 to 80-50 scratch-dig, ensuring minimal optical distortion. Suppliers like Henan UM Optics Ltd and ARD-OPTICS offer a variety of substrate materials including CaF2, MgF2, and Sapphire. On FindLight, you can compare detailed specifications, request pricing, and connect directly with manufacturers without needing to register.