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  • Half Ball Lens
  • Half Ball Lens

Half Ball Lens

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PRODUCT DESCRIPTION

Half Ball Lens

Half Ball Lens offer high transmission and low thermal expansion across the 200 nm to 2.2 μm wavelength range, making them ideal for demanding applications in the UV, visible, and near-infrared spectra. Ball lenses are commonly used to improve signal coupling between optical fibers, emitters, and detectors, as well as serving as objective lenses in endoscopy and barcode scanning systems. Hemispherical lenses simplify alignment and integration in optical setups.


Hongsheng’s fused silica ball and hemispherical lenses are uncoated and made from high-purity fused silica substrates. Available diameters range from 0.50 mm to 5.00 mm.

Half Ball Lens

Product parameter

MaterialsOptical glass, quartz, infrared materials (calcium fluoride, zinc selenide, silicon, germanium)
Diameter Rangeφ1-450mm
Contour tolerance0/-0.1
Thickness Tolerance±0.03
Surface Quality20-10
Surface FlatnessN≤1, △N≤0.2
Center15 seconds
Chamfer≤0.1
Clear Aperture> 90%
CoatingAccording to customer requirements