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TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. TECHSPEC®組件由愛特蒙特光學設計、指定或製造。進一步瞭解

10" Dia. λ/10 Fused Silica Dual Surface Flat

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Stock #25-180 New 5-7 Days
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Specifications

概況

Type:
Interferometry Window

物理和機械特性

Diameter (mm):
254.00 ±1.0
Thickness (mm):
38.10 ±2.5
Diameter (inches):
10.00 ±0.04
Thickness (inches):
1.50 ±0.10
Clear Aperture CA (mm):
228.60
Construction:
Dual Surface
Knoop Hardness (kg/mm2):
522
Parallelism (arcmin):
<3
Poisson's Ratio:
0.16
Young's Modulus (GPa):
73
Bevel:
Protective as needed

光學特性

Surface Flatness (P-V):
λ/10
Abbe Number (vd):
67.8
Coating:
Uncoated
Index of Refraction (nd):
1.458
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Surface Quality:
60-40
Wavelength Range (nm):
200 - 2200

材料特性

Coefficient of Thermal Expansion CTE (10-6/°C):
0.52 (+5 to +35°C)
0.57 (0 to +200°C)
0.48 (-100 to +200°C)
Density (g/cm3):
2.20

Regulatory Compliance

RoHS:
Certificate of Conformance:

產品概覽

  • 可選λ/10 與λ/20表面平面度
  • 各 λ/ 20平面度,76.2mm以上尺寸包含校準證書
  • 在接觸式測量應用中有著較長的使用壽命
  • 可選用單面光學平面反射鏡

TECHSPEC® 精密雙面光學平板的兩個表面均經過精密研磨和拋光,每個面均達到標稱精度規格,因此任一表面均可用於測試應用。雙面均經過Zygo 干涉儀測試和認證。每個光學平板都裝於結實耐用的儲存盒中,以長久提供保護作用。TECHSPEC® 精密雙面光學平板的指定平面度為 λ/20,尺寸為 76.2mm以上,隨貨附贈校準報告。這些雙面光學平板沒有鍍膜。直徑從 25.40mm 到 304.80mm 不等。

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