• Commercial Quality Flat Windows
• Precision Flat Windows
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• Brewster Angle Laser Windows

Square, A1 Optical Grade Fused Quartz

Length/Width Tolerance +/- 0.125 mm Thickness Tolerance +/- 0.125 mm Surface Accuracy ~5 wave per inch Surface Quality 60-40, scratch-dig or better Parallelism <15' Edges Fine ground and beveled

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Square, mm (inches) Thickness, mm (inches) Part Number Price Each (USD) In Stock Quantity to Order Add to Cart               25.4(1") 1.0(0.04") Q310040 12 Email               25.4(1") 1.59(1/16") Q310063 12 Email               25.4(1") 3.18(1/8") Q310125 14 Email               25.4(1") 4.76(3/16") Q310188 15 Yes               25.4(1") 6.35(1/4") Q310250 16 Email               25.4(1") 9.53(3/8") Q310375 19 Email               25.4(1") 12.7(1/2") Q310500 21 Email               31.75(1 1/4") 1.0(0.04") Q312040 14 Email               31.75(1 1/4") 1.59(1/16") Q312063 14 Email               31.75(1 1/4") 3.18(1/8") Q312125 16 Email               31.75(1 1/4") 4.76(3/16") Q312188 18 Email               31.75(1 1/4") 6.35(1/4") Q312250 20 Email               31.75(1 1/4") 9.53(3/8") Q312375 23 Yes               31.75(1 1/4") 12.7(1/2") Q312500 26 Email               38.1(1 1/2") 1.0(0.04") Q315040 16 Email               38.1(1 1/2") 1.59(1/16") Q315063 17 Email               38.1(1 1/2") 3.18(1/8") Q315125 19 Email               38.1(1 1/2") 4.76(3/16") Q315188 22 Email               38.1(1 1/2") 6.35(1/4") Q315250 24 Email               38.1(1 1/2") 9.53(3/8") Q315375 28 Email               38.1(1 1/2") 12.7(1/2") Q315500 33 Email               44.45(1 3/4") 1.0(0.04") Q317040 36 Yes               44.45(1 3/4") 1.59(1/16") Q317063 24 Yes               44.45(1 3/4") 3.18(1/8") Q317125 27 Email               44.45(1 3/4") 4.76(3/16") Q317188 30 Email

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