Infrared Germanium Aspheric Lenses
Featured Product from Avantier Inc.
Avantier's Infrared Germanium Aspheric Lenses are engineered to overcome the limitations of traditional spherical lenses in IR applications. Germanium, with its broad transmission range in the IR spectrum, serves as an ideal material for designing lenses that can efficiently capture and manipulate IR radiation. Additionally, incorporating our advanced aspheric lens design capabilities allows for a greater degree of customization, enabling precise aberration correction that would otherwise limit system performance.
Precision Aspheric Design
Unlike traditional spherical optics, aspheric lenses feature a non-uniform curvature and complex surface profile engineered to eliminate spherical aberration. This precision design allows for the correction of various aberrations, such as spherical aberration, coma, and astigmatism. Infrared Germanium Aspheric Lenses leverage this advanced design to deliver enhanced image quality, sharper focus, and reduced optical distortions, all of which are critical in IR applications where precision is paramount.
Applications of Infrared Germanium Aspheric Lenses
The unique combination of germanium’s IR transmission capabilities and aspheric design’s optical precision opens up a wide array of applications for these lenses. They are widely used in thermal imaging cameras and surveillance systems to capture and detect heat signatures, making them essential in security, defense, and law enforcement sectors. Additionally, Infrared Germanium Aspheric Lenses enable high-resolution and precise remote sensing measurements, supporting environmental monitoring, agriculture, and geological studies. In the field of infrared spectroscopy, these lenses play a vital role in accurately analyzing the absorption, emission, or reflection of IR light by different materials, contributing to research, pharmaceuticals, and material analysis. Moreover, the automotive industry benefits from thermal cameras utilizing Infrared Germanium Aspheric Lenses for advanced driver assistance systems (ADAS) to enhance safety and situational awareness.
Specifications of Infrared Germanium Aspheric Lenses
| Diameter | 5-400mm |
| Coating Wavelength | 5-20mm: 20-10, 20-50mm: 40-20, 50-200mm: 60-40, 200-400mm: 80-50 |
| Aspherical Accuracy | 5-20mm: Rt≤0.3um, Ra≤0.03um, 20-50mm:Rt≤0.5um,Ra≤0.05um, 50-200mm:Rt≤0.8um,Ra≤0.08um, 200-400mm: Rt≤1.2um, Ra≤0.15um |
| Centering (arcmin) | 5-20mm: ≤0.5um, 20-50mm: ≤0.8um, 50-200mm: ≤1.0um, 200-400mm: Rt≤2um |
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