Windows are used to isolate different physical environments while allowing light to pass. A window is usually parallel and is likely to be anti reflection coated.UPT offers all kinds of custom-made wi..
Windows are used to isolate different physical environments while allowing light to pass. A window is usually parallel and is likely to be anti-reflective coated. UPT offers all kinds of custom-made windows according to customers’ requirement:
Telecom Optical System
Laser Optical System
Instrument Optical System
Material:
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BK7 Grade A Optical Glass
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Typical Diameter (Φmm)
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8.0, 10.0, 12.7, 15.0, 20.0, 25.4, 30.0, 50.8
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Typical Thickness (mm)
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0.5, 1.0, 2.0, 3.0, 5.0, 6.0
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Diameter Tolerance (mm)
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+/-0.2 (General), +0.0/-0.02 (High Precision)
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Thickness Tolerance (mm)
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±0.2 (General), ±0.05 (High Precision)
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Clear Aperture
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>80% (Small Size), >95% (Large Size)
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Parallelism
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3 min. (General), 3 sec. (High Precision)
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Surface Quality
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80/50 (General), 10/5 (High Precision)
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Flatness (per 25mm@633nm)
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λ(General), λ/10 (High Precision)
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Bevel (face width x 450)
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<0.25mm
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Coating
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Uncoated, AR, HR, PR, Coating, etc.
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