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Default pricelist 20-06-2025
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  2. Witness Piece Corning 7979 Single Side Polished 25x2
Witness Piece Corning 7979 Single Side Polished 25x2

Witness Piece Corning 7979 Single Side Polished 25x2

https://msd-optics.odoo.com/web/image/product.template/31492/image_1920?unique=f650902

"Corning 7979 is export regulated by US-export law (EAR) ECCN: 6C004.e. The note of one of the applicable exemption regulations (GBS or CIV) is mandatory on export documents. Form Q1613 End-Use is required upon order placement and intended export to determine the applicable exemption."

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    Our single-side polished witness samples feature a polished surface on one side and a ground surface on the other, making them perfect for reflection measurements on a spectrometer. We engrave the glass type and refraction index on the ground side to ensure production stability during your coating processes.
    TECHNICAL DETAILS
    Material: Corning 7979 Refractive index (Nd): 1,45852
    Diameter: 25,00 mm Diameter Tolerance: +0/-0.020 mm
    Thickness: 2,00 mm Thickness Tolerance: +/- 0.100 mm
    Surface form: 3/3(1) Centering tolerance: <10"
    Surface imperfections: 5/3x0.1 Free diameter: 80%
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    Shipping from Germany, shipment costs not included
    Shipping: Within 2-3 Business Days