Laser Aspheric Lens

Laser Aspheric Lens, offered by Avantier, meticulously designed to meet the exacting demands of cutting-edge optical applications and to eliminate almost all spherical aberration. With a diameter of 75mm and a thickness of 35.5mm, this lens is a powerhouse of optical performance. Crafted from high-quality H-K9L material, it ensures exceptional clarity and durability for a wide range of laser applications. Unlike a spherical lens, the curvature changes with the distance from the optical axis.

Laser Aspheric Lens
Laser Aspheric Lens

Laser Aspheric Lenses


  • Precision in Every Detail: The Laser Aspheric Lens boasts a surface quality of 60-40, ensuring impeccable clarity and minimizing optical aberrations. This level of precision is essential for applications where image quality is paramount.
  • Optical Excellence: Achieve unparalleled optical accuracy with a surface accuracy of PV<λ/2@633nm. This means that the lens delivers superior performance by minimizing deviations from the ideal shape, resulting in sharp and focused laser beams.
  • Material Innovation: Engineered from H-K9L, a high-quality optical glass material, the lens combines excellent transmission characteristics with robustness. This ensures not only superior optical performance but also long-lasting reliability in diverse environmental conditions.
  • Surfaces roughness: The Laser Aspheric Lens features a surface roughness of Ra<12 nm, guaranteeing smooth and flawless surfaces. This attribute is crucial for minimizing light scattering and ensuring precise laser beam control.
  • Coatings: Lenses are available with anti-reflection coatings or in uncoated forms, in glass, crystalline, or plastic substrates. State of the art grinding and polishing equipment, including computer-controlled precision polishing devices and magneto-rheological finishing (MRF) technology, enable us to ensure that the surface quality is optimized for your application.

Factory Standard







Surface Quality


Surface Accuracy


Surface Roughness

Ra<12 nm

Aspheric Surface Metrology

Profilometry (2D & 3D) & Interferometry


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