Name: 12.5mm x 12.5mm 1/4波长平面窗片，(镀膜MGF2，材料:H-K
SKU: 27-848
Price: RMB 131.77

12.5mm x 12.5mm 1/4波长平面窗片，(镀膜MGF2，材料:H-K

产品编码 #27-848 Clearance 6-10 工作日

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RMB 131.77

数量 1+
RMB 131.77

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色散系数 (v_d):

64.17

倒角:

Protective as needed

有效孔径 CA（mm）:

11.25 x 11.25

尺寸 (mm):

12.50 x 12.50

厚度 (mm):

3.00 ±0.20

涂层:

MgF₂ (400-700nm)

涂层规格:

MgF₂: ¼λ @ 550nm, R_avg ≤1.75% @ 400 - 700nm

热膨胀系数 CTE (10^-6/°C):

7.1 (-30 to +70°C)
8.3 (+20 to +300°C)

密度 (g/cm³):

2.51

边缘:

Fine Ground

折射率 n_d:

1.516

努氏硬度 (kg/mm²) :

610

平行度（弧分）:

≤5

泊松比 :

0.206

基底: Many glass manufacturers offer the same material characteristics under different trade names. Learn More

N-BK7

表面精度:

1λ

类型:

Protective Window

波长范围 (nm):

400 - 700

杨氏模量 (GPa) :

长度 (mm):

12.50

宽度 (mm):

12.50

合规性

RoHS:

符合标准

Certificate of Conformance:

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产品系列说明

Feature Standard Designs and Specifications
Commercial Grade Float Glass and Fused Silica Windows Also Available
For More Options, View Precision Quality Optical Windows

N-BK7 windows are ideally suited for industrial applications. Available uncoated or with a MgF₂ anti-reflection coating, windows are often used as a protective element between two environments. Commercial Grade N-BK7 Windows offer commercial quality, at an affordable price.