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Product Announcement

Aspheric Lenses

21 Oct 2024

Avantier's Aspheric Lenses Features & Benefits

  • Improved image quality: The controlled curvature of an aspheric lens reduces the number of aberrations and improves overall image fidelity and clarity. This precision aspheric design ensures optimal performance in various applications.
  • Focuses Light: The unique design of aspheric lenses focuses light more precisely than traditional spherical lenses, leading to enhanced clarity and reduced optical errors in various devices and applications.
  • More Compact and Lightweight Design: The ability to control the lens surface curvature of aspheric lenses enables the design of thinner and flatter lenses, reducing the overall sizes and weights of optical systems. Furthermore, lens designs often require a greater number of lenses in order to compensate for the optical aberrations and improve optical quality. Because aspheric lenses solutions have fewer aberrations, designs utilizing these lenses can achieve high quality with fewer lenses. The compactness and weight reduction afforded by aspheric lenses are particularly advantageous in portable devices like cameras where size and weight constraints are critical. 
  • Increased Design Flexibility: Aspheric lenses have curvatures which can be adjusted as needed. The increased flexibility in designing the lens shape, curvature, and performance parameters enables optical engineers to optimize the performance of their systems. This design flexibility leads to more efficient and cost-effective optical systems with improved performance and reduced complexity.

By integrating controlled variations in curvature, optical engineers can utilize aspheric lenses to improve systems’ image qualities, create more compact and lightweight designs, and increase design flexibility.

Manufacturing Capabilities

Diameter

5 – 200mm

Diameter Tolerance

+0/-0.100mm – +0/-0.010mm

Asphere Figure Error (P – V)

3μm – smaller than 0.06μm

Vertex Radius (Asphere)

±0.5% – ±0.05%

Sag

25mm max

Typical Slope Error

1μm – 0.15μm per 1mm window

Centering (Beam Deviation)

3 arcmin – 0.5 arcmin

Center Thickness Tolerance

±0.100mm – ±0.010mm

Surface Quality (Scratch Dig)

80-50, 40-20,10-5

Aspheric Surface Metrology

Profilometry (2D & 3D) & Interferometry

Related Content

Aspheric Lenses

Case Study: Under water double-convex aspheric lens

Replacing spherical lens with aspheric lens

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08840
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