Custom Optical Windows
Global Optics supplies custom optical windows manufactured exactly to your drawing and specification.
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No minimum order quantity
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Fast quotation from drawings
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Full UK inspection before dispatch
We support everything from one-off prototypes to production supply.
👉 Send your drawing or requirements for a quotation
Optical Window Materials
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Sapphire Optical Windows – high strength, ideal for pressure and harsh environments
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CaF₂ Optical Windows – infrared and thermal imaging applications
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Fused Silica Optical Windows – UV transmission and precision systems
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BK7 Optical Windows – general purpose, cost-effective solution
Applications
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Infrared Optical Windows – for thermal imaging and IR systems
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Thermal Imaging Windows – for camera and sensing applications
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High Pressure Windows – for subsea and harsh environments
Need help choosing?
If you’re unsure which material or specification is required, send your basic requirements and we will help define the correct solution.
Which Optical Window Material Should You Use?
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Sapphire → best for strength and pressure
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CaF₂ → best for infrared and thermal imaging
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Fused Silica → best for UV and precision
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BK7 → best for general applications
Choosing the Right Optical Window
The correct material depends on:
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Wavelength range
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Mechanical strength requirements
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Environmental conditions
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Cost constraints