BK7 Ball Lens

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BK7 Ball Lens

Ball lens commonly used in the optical fiber coupling, laser collimating device, Optical Measurement System, it has a shorter focal length and the characteristics of small size. Ashley-Tech produces ball lens, half ball lens, Super hemisphere ball lens, hollow ball lens.

Description

The Role In Fiber

In optical fiber communication, spherical lenses play a crucial role. As small-diameter optical glass beads, spherical lenses are mainly used to enhance the signal coupling between optical fibers, transmitters, and detectors, thereby improving the signal quality. The working principle lies in utilizing the unique optical properties of spherical lenses to enable efficient focusing and coupling of the optical signal as it propagates in the optical fiber.

The Role in Endoscopic and Scanning

Apart from its application in optical fiber communication, spherical lenses can also be used in other fields. For instance, in endoscopic technology, spherical lenses can be used to enhance the clarity and resolution of endoscopic images. In barcode scanning, spherical lenses can provide better scanning results and higher recognition rates. Additionally, spherical lenses can be used as pre-processing materials for aspherical lenses, and are employed in the manufacturing of more complex optical components.

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Specifications

Diameter0.3mm -200mm
Diameter Tol.+/-0.003
MaterialBK7 Fused Silica, Sapphire, ZnSe, Caf2, ruby.
Surface Quality40-20 standard
Sphericity0.003mm
Clear Aperture>90%

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