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LightPath® 中波與長波紅外非球面透鏡

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  • 波長範圍是1.8 - 12μm
  • 具有多種鍍膜選項
  • 提供有鏡框與無鏡框的解決方案

我們的紅外線非球面透鏡非常適用於多種中波與長波紅外應用。The low-cost, molded design offers several key benefits over Germanium substrate aspheres. With a dn/dT and CTE significantly less than that of Germanium, our lenses feature a smaller change in focal length as a function of temperature change. And, with a higher operating temperature than Germanium (which suffers 20 – 30% transmission loss at 100°C), our lenses can be used in applications that were not previously possible with Germanium.

一般規格

Bevel:
Protective bevel as needed
Substrate:
Black Diamond™ BD-2 (Ge28Sb12Se60)
Surface Quality:
80-50
Index of Refraction (nd) @ 10μm:
2.6023
Index of Refraction (nd) @ 14μm:
2.5843
Index of Refraction (nd) @ 4μm:
2.6210
Index of Refraction (nd) @ 5μm:
2.6173
Conjugate Distance:
Infinite
Density (g/cm3):
4.68
Thermo-optic coefficient dn/dT:
70 x 10-6/°C from -40° to +80°C (5 - 14 μm)
Transformation Temperature (°C):
285.00

產品

Dia. (mm) EFL (mm) NA  Coating   比較   庫存號碼   價格  Buy
6.50 4.00 0.56 BBAR (1800-3000nm)
Other Coating Options
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6.50 4.00 0.56 BBAR (3000-5000nm)
Other Coating Options
×
8.00 5.95 0.56 BBAR (3000-5000nm)
3.50 1.50 0.72 BBAR (1800-3000nm)
Other Coating Options
×
3.50 1.50 0.72 BBAR (3000-5000nm)
Other Coating Options
×
4.50 1.47 0.83 BBAR (8000-12000nm)
5.50 1.87 0.85 BBAR (1800-3000nm)
Other Coating Options
×
5.50 1.87 0.85 BBAR (8000-12000nm)
Other Coating Options
×
6.50 4.00 0.56 BBAR (3000-5000nm)
Other Coating Options
×
9.25 3.00 0.71 BBAR (1800-3000nm)
6.24 1.50 0.72 BBAR (1800-3000nm)
8.24 1.47 0.83 BBAR (1800-3000nm)
Other Coating Options
×
8.24 1.47 0.83 BBAR (8000-12000nm)
Other Coating Options
×
5.50 1.87 0.85 BBAR (1800-3000nm)
Other Coating Options
×

產品概覽

The Mid-Wave and Long-Wave Infrared (IR) Aspheric Lenses are available with a variety of coating options. For custom requirements, including custom coatings, custom designs, or adding diffractive features to the aspheric surface, please contact our Sales Department.

Technical Information

 
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