Precision Aspheric Lenses: Custom Optical Design
Featured Product from Avantier Inc.
Custom Aspheric Lenses
Avantier’s optical engineering team partners with clients to develop custom aspheric lenses that meet critical project requirements:
- Optical glass, fused silica, germanium, and plastic materials
- Diameters from sub-millimeter up to 200+ mm
- Diamond turning, CNC polishing, and precision molding
- Fully customizable AR, HR, IR, UV coatings
Used across applications such as:
- Biomedical and life sciences
- Aerospace and defense imaging
- High-power laser systems
- Semiconductor and industrial metrology
- Optical sensors and consumer electronics
Aspheric 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 |
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