Lens Mounting Ring Ø31.75mm L=11.5 / 16.5mm Mounting Lens Diameter 25mm

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  Window Diameter 25.0 ~ 50.8mm Thickness=4.0mm λ / 4 SWIR Fine Annealing K9

  

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  This optical window has a diameter ranging from 25.0 to 50.8 mm with a thickness of 4.0 mm. The window is made from fine annealed K9 glass and has a surface finish that is λ / 4 SWIR.

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  • Choose an optionΦ25.0mm Thickness = 4.0mmΦ25.4mm Thickness = 4.0mmΦ30.0mm Thickness = 4.0mmΦ38.1mm Thickness = 4.0mmΦ50.0mm Thickness = 4.0mmΦ50.8mm Thickness = 4.0mm
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• Optical Windows, Optics, Visible Windows

  K9 Standard Precision Window Diameter 5-20mm Thickness 2mm λ / 4 Uncoated / AR-Coated

  

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  The K9 Standard Precision Window is a high-quality optical device perfect for a range of applications. Its diameter ranges from 5 to 20mm with a thickness of 2mm, offering precise dimensions for various uses. The lens features a λ/4 surface accuracy and is available in either uncoated or AR-coated options, making it customizable to meet your specific needs.

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  • Choose an optionΦ5.0mm λ/4 UncoatedΦ10.0mm λ/4 UncoatedΦ12.5mm λ/4 UncoatedΦ12.7mm λ/4 UncoatedΦ20.0mm λ/4 UncoatedΦ5.0mm λ/4 VISΦ10.0mmλ/4 VISΦ12.5mm λ/4 VISΦ12.7mm λ/4 VISΦ20.0mm λ/4 VISΦ5.0mm λ/4 NIRΦ10.0mmλ/4 NIRΦ12.5mm λ/4 NIRΦ12.7mm λ/4 NIRΦ20.0mm λ/4 NIRΦ5.0mm λ/4 SWIRΦ10.0mmλ/4 SWIRΦ12.5mm λ/4 SWIRΦ12.7mm λ/4 SWIRΦ20.0mm λ/4 SWIR
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• Optical Windows, Optics, UV or IR Windows

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  Germanium windows are ideal for infrared applications because they are transparent in the IR range. If you’re looking for a high-quality Germanium window, this one features dimensions of D=10mm and thickness of 1mm, and it comes uncoated or with double-sided anti-reflection coating for 8-12mm IR. It’s a reliable choice for your next infrared endeavor!

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• Optical Windows, Optics, Visible Windows

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  The K9 Standard Precision Window has a variable diameter, ranging from 25mm to 50.8mm, and a 4mm thickness. Its λ/4 accuracy ensures high precision results. This window can be bought either with or without Anti-Reflective (AR) Coating to suit your specific needs.

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