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Sapphire Step Windows

Sapphire-Step-Windows

Sapphire step windows are a specialty of Guild Optical Associates. Step windows, aka T-Windows, are excellent for use in viewports, pressure, and vacuum situations. Sapphire step windows also make great viewports for deep ocean vehicles. Sapphire pressure windows stand up well to the abusive salt water and debris while being less thick than other traditional glass counterparts.

Guild Optics Sapphire Step Window Manufacturing Capabilities:

  • Diameter: From 10 mm (.393”) to 305 mm (12”) in any optical axis
  • Thickness: Varies by Diameter but can be sub millimeter and up
  • Flatness: Varies by thickness but can be 1/20 wave or better if needed
  • Parallelism: Varies by size but can be as tight as 1 arc second
  • Surface Quality: Down to 10/5 Scratch/Dig
  • Quantities from singles to full large scale production runs
  • Guild Optics recommends C-Plane material for sapphire pressure windows and vacuum windows

Sapphire Step Window Made in the USA Read more about Guild Optics’ pressure windows

Contact us for help determining the minimum thickness needed for your pressure of vacuum window

Optical windows used in high pressure situations have plenty to gain by losing a lot of thickness. Sapphire optical windows can be up to 65% thinner than Fused Silica windows, while also being much more scratch resistant. Guild Optics will help you determine the thickness needed to start utilizing sapphire in your project.

Optical windows used in high pressure situations have plenty to gain by losing a lot of thickness. Sapphire optical windows can be up to 65% thinner than Fused Silica windows, while also being much more scratch resistant. Guild Optics will help you determine the thickness needed to start utilizing sapphire in your project.