Name: 12.7mm Dia., 1mm Thick, Uncoated, ISP Optics Sapphire Window | AL-W-12-1
Brand: ISP Optics
SKU: 19-715
Price: NT$3,465

Abbe Number (v_d):

72.24

Axis Orientation:

Random

Bevel:

Protective as needed

Birefringence (n_o-n_e):

0.008 for Visible Light Orthogonal to Optical Axis

Clear Aperture (%):

85

Clear Aperture CA (mm):

10.80

Diameter (mm):

12.70 +0.00/-0.13

Thickness (mm):

1.00 ±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 n_d:

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 (typical)

Surface Quality:

60-40

Type:

Protective Window

Wavelength Range (nm):

330 - 5500

Young's Modulus (GPa):

435

Model Number:

AL-W-12-1

Regulatory Compliance

RoHS:

Compliant

Certificate of Conformance:

View

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。