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38.1mm Dia., 3mm Thick, Uncoated, ISP Optics Sapphire Window | AL-W-38-3

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Stock #24-545 Clearance 5-7 Days
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下載產品資料
Abbe Number (vd):
72.24
Axis Orientation:
Random
Bevel:
Protective as needed
Birefringence (no-ne):
0.008 for Visible Light Orthogonal to Optical Axis
Clear Aperture (%):
85
Clear Aperture CA (mm):
32.38
Diameter (mm):
38.10 +0.00/-0.13
Thickness (mm):
3.00 ±0.13
Coating:
Uncoated
Coefficient of Thermal Expansion CTE (10-6/°C):
8.8
Density (g/cm3):
3.97
Edges:
Fine Ground
Index of Refraction nd:
1.77
Knoop Hardness (kg/mm2):
1900
Parallelism (arcmin):
<3
Poisson's Ratio:
0.27
Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More
Sapphire (Al2O3)
Surface Flatness (P-V):
2λ per 25.4mm
Surface Quality:
60-40
Type:
Protective Window
Wavelength Range (nm):
330 - 5500
Young's Modulus (GPa):
435
Model Number:
AL-W-38-3

Regulatory Compliance

RoHS 2015:
Certificate of Conformance:
Reach 240:

產品系列說明

  • 高耐腐蝕性和熱穩定性
  • 比玻璃窗鏡更耐用
  • 穿透範圍 0.33 – 5.5µm

ISP Optics 藍寶石窗鏡是高度耐用和透光的保護窗鏡,是惡劣環境的理想選擇。藍寶石具有化學惰性,不溶於水且對普通的酸和鹼具有抗性。在化學上,藍寶石是單晶氧化鋁(Al2O3) 在無鍍膜的情況下,穿透範圍為0.33 - 5.5µm。ISP Optics 藍寶石窗鏡的努氏硬度為1900,可以抵抗劃痕、凹坑和斷裂,否則會削弱熔融石英基材。通常用於高溫和高壓的應用中,如真空或等離子室的觀察窗。

 
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