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4.50μm, 25mm Diameter, Infrared Longpass Filter

Infrared (IR) Longpass Filters

Stock #68-655 聯絡我們

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NT$13,195

Qty 1-9
NT$13,195

Qty 10+
NT$11,876

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Specifications
詳細資料
Accessories
Technical Information
資源
相關產品
Compatible Mounts
成像鏡頭選擇器

Diameter (mm):

25.00 +0.0/-0.1

Optical Density OD (Average):

≥3.0

Cut-On Wavelength (nm):

4,500.00

Germanium (Ge)

Operating Temperature (°C):

-62 to +71

Coating:

Traditional Coated

Surface Quality:

80-50

Thickness (mm):

1.00

Thickness Tolerance (mm):

±0.2

Transmission (%):

>85

Transmission Wavelength (nm):

4730 - 9000

Transmission Wavelength (μm):

4.73 - 9.00

Type:

Longpass Filter

Blocking Wavelength Range (nm):

200 - 4500

Parallelism (arcmin):

<10

Clear Aperture (%):

90

Slope Factor (%):

<7

Cut-On Wavelength (μm):

4.50 ±0.18

Note:

Transmission at cut-on wavelength is 5% of peak transmission.

Surface Flatness (P-V):

3 - 5λ

Regulatory Compliance

RoHS 2015:

Compliant

Certificate of Conformance:

View

REACH 241:

Compliant

產品系列說明

在矽或鍺基材上進行塗敷
非常適用於隔離廣泛的光譜區域
採用耐用的正面鍍膜

紅外線高通濾光片可提供針對低於特定波長的明確截止功能。這些濾光片常用於階數選擇，能隔離廣泛的光譜區域，同時對所需能量提供高穿透率，對不需要的能量提供深入的阻隔。這些濾光片在光學品質的紅外線穿透基材上採用耐用的正面硬質電介質鍍膜，可承受與任何高品質光學元件關聯的一般清潔與處理。這些濾光片對FTIR光譜儀與熱成像應用尤其有用。For custom sizes and coating requirements, please contact our Sales Department.

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