Knight Optical (USA)

(001)401-583-7846 https://www.knightoptical.com

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Hydrophobic Coatings for Protective Windows

Hydrophobic means to repel water. Applying a hydrophobic coating to a surface can help the surface repel dirt and residue for easier cleaning. These types of coatings also have an oleophobic property, meaning that oil and grease is also repelled.

Knight Optical provide Hydrophobic Coatings to wide range of protective windows made from materials such as BK7 or equivalent, UV Fused Silica or Borosilicate. Benefits for hydrophobic are that is:

  • Optically Clear
  • Easy-to-Clean
  • Fingerprint and Smudge resistant


The properties of the optical component itself remain unaltered meaning it does to hinder its current application or require a redesign. This coating would be a custom item and can be applied to most of our stock optical components. If you would like to discuss how a hydrophobic coating can enhance your application contact our technical sales team whom can assist.

All our Coatings are fully inspected on their quality in our ISO 9001:2015 certified, state-of-the-art Metrology laboratory, using our Cary 660 IR Spectrophotometer for precise transmission/blocking data. This allows us to work to the highest QA standards and meet the tolerance specifications on these precision components.

Contact our technical sales team to discover how Knight Optical’s high quality coatings bring quality into focus.

UK, Europe, Asia & RoW: E-Mail info@knightoptical.co.uk Tel 44 (0)1622 859444
USA & Canada: E-Mail usasales@knightoptical.com Tel 001 401-583-7846

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