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檢視所有 202 產品系列
TECHSPEC®組件由愛特蒙特光學設計、指定或製造。進一步瞭解

20mm Dia., 3mm Thick, VIS 0° Coated λ/4 N-BK7 Window

Stock #47-519
NT$2,502
×
Qty 1-5
NT$2,502
Qty 6
NT$2,002
Volume Pricing
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Abbe Number (vd):
64.17
Clear Aperture (%):
90
Diameter (mm):
20.00 +0.0/-0.25
Thickness (mm):
3.00
Coating:
VIS 0° (425-675nm)
Coating Specification:
Ravg ≤0.4% @ 425 - 675nm
Coefficient of Thermal Expansion CTE (10-6/°C):
7.1
Knoop Hardness (GPa):
610
Young's Modulus (GPa):
82
Density (g/cm3):
2.51
Index of Refraction nd:
1.516
Parallelism (arcmin):
1.00
Poisson's Ratio:
0.206
Substrate:
Surface Flatness:
λ/4
Surface Quality:
60-40
Thickness Tolerance (mm):
±0.20
Type:
Protective Window
Typical Energy Density Limit:
5 J/cm2 @ 532nm, 10ns
Wavelength Range (nm):
425 - 675

Regulatory Compliance

RoHS 2015:
Reach 209:

產品系列說明

  • λ/4 的表面精度
  • 提供廣波段抗反射鍍膜選項
  • 提供客製鍍膜與尺寸以因應OEM量購需求
  • Also Available with Laser Line V-Coats

TECHSPEC® λ/4 N-BK7 精密窗口片非常適用於工業與低功率雷射應用。藉由精密公差設計,可以最大程度減少光束畸變與散射。廣波段鍍膜選項可延伸這些精密窗口片在可見光與近紅外光譜內的有效工作範圍。

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