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  • Half Ball Lens

Half Ball Lens

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PRODUCT DESCRIPTION

Half Ball Lens

Spherical lenses are perfectly spherical lenses that are most commonly used for coupling light into and out of optical fibers. Hemispherical lenses are hemispherical. Spherical lenses can be made from quartz and have excellent UV and IR transmittance from 185nm to 2000+nm, while sapphire lenses have a higher refractive index and allow for very short retraction lengths, which better facilitates fiber coupling. Customized spherical lenses are available in a variety of alternative materials such as optical grade glass or even ceramics or infrared crystals. Our hemispherical lenses provide uniform light dispersion and are commonly used in LED displays and LED traffic lights.

Half ball lensesare ideal for applications such as fiber communication, endoscopy, microscopy, optical pick-up devices, and laser measurement systems.

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