New 2 Inch Dia. 1/20? Fused Silica Optical Flat

US $560

  • Boston, Massachusetts, United States
  • Feb 13th
One New 2 Inch Dia. 1/20? Fused Silica Optical FlatStock No. #43-416-000 we have 2 for sell if needed. SpecificationsDiameter (mm) 50.8 Diameter (inches) 2.00 Diameter Tolerance (inches) +0.0/-0.02 Thickness (inches) 0.50 Thickness (mm) 12.7 Thickness Tolerance (inches) ±0.06 Coating Uncoated Substrate Fused Silica Surface Accuracy (?) 1/20 @ 632.8 nm Construction Single Surface Index of Refraction nd 1.458 Coefficient of Thermal Expansion CTE (10-6/°C) 0.55 Color Clear Abbe Number (vd) 67.7 Young's Modulus (GPa) 72.7 Knoop Hardness (kg/mm2) 522 Poisson's Ratio 0.16 Density (g/cm3) 2.2 Surface Quality 60 - 40 Parallelism (arcminutes)

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