ATOPTIK can process ultra-high precision optical plano-convex lenses with ultimate surface accuracy up to λ/20 and a maximum diameter of Ø150mm.
A plano-convex lens consists of one flat surface and one convex surface, with a positive focal length. It can focus parallel light rays into a point or transform a point light source into a collimated beam. When in use, it is generally recommended to orient the convex surface toward the incident light to minimize spherical aberration.
Specifications | Normal | High Precision | Mfg. Limit |
Material : | Optical glass | Optical glass | Optical glass |
Design Index : | 1.5168 | 1.5168 | 1.5168 |
Diameter Tolerance : | +0/-0.1mm | +0/-0.05mm | +0/-0.01mm |
Thickness Tolerance : | +/-0.1mm | +/-0.05mm | +/-0.01mm |
Focal Length Tolerance : | +/-2% | +/-1% | +/-0.5% |
Centeration : | 3 arc min | 1 arc min | 10 arc sec |
Surface Quality : | 60-40 | 40-20 | 10-5 |
Surface Figure : | 3 Iambda | 2 lambda | 1 lambda |
Surface Irregularity : | 1/4 lambda | 1/10 lambda | 1/20 Iambda |
Clear Aperture : | >80% | >90% | 100% |
Bevel : | +/-0.2*45 degree | +/-0.1*45 degree | +/-0.05*45degree |
1. Optical Focusing and Collimation
Plano-convex lenses are widely used in laser systems for focusing high-energy beams, such as in laser cutting and welding, or for collimating divergent light sources. Their positive focal length and ability to reduce spherical aberration make them ideal for applications where precise beam shaping and minimal distortion are essential.
In imaging devices like microscopes and telescopes, plano-convex lenses enhance resolution and clarity by focusing light more effectively, contributing to sharper, more detailed images.
2. Industrial and Scientific Instruments
Plano-convex lenses are key components in various industrial and research instruments. They are commonly used in optical assemblies for projectors and periscopes, where they help direct and control light paths to improve image projection. Additionally, they play a critical role in optical calibration tasks, such as assessing and enhancing the precision of detection and measurement systems.
With their versatile optical properties and ability to focus or collimate light efficiently, plano-convex lenses are indispensable across industries ranging from manufacturing to scientific research.
ATOptik can process UV-visible-infrared full band substrates, common optical materials BK7, Fused silica, Sapphire, Silicate and so on.
The highest surface type can reach PV=λ/20
High-speed polishing and classic polishing heads can be met, depending on the size of the lens, material, surface accuracy, and so on.
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B3 Shengshi Shengshi Industrial Park,Auto-ETDZ, Changchun, Jilin, China
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