Witness Samples

Name: Witness Samples
Rating: 5 (1 reviews)

About Esco Optics

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Type: Other
Diameter / Dimension: 25.4mm - 25.4mm
Applications: Other

Witness Samples are essential to maintaining accuracy, repeatability and traceability of any thin film coating operation. Witness Samples aid in the measurement of transmission and reflectivity performance. They are also used to measure the durability of a coating and verify the resistance to environmental effects like humidity, temperature, salt spray, etc.

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