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| Gradient Coating |
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| Material | Fused Silica, N-BK7, H-K9L, Corning HPFS | | Size Range | Circular, Square or prisms | | Diameter Tolerance | +0.1/-0.1 to +/-0.05 | | Angle Tolerance | +/-30sec | | Polishing | Customerized polishing surface | | Flatness | 2L - L/4 | | Surface quality | 40-20 | | Clear Aperture | 95% of the surface | | Coating | Customized | |
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Optical Windows
