Ball lens is excellent for fibre coupling as it is very low spherical aberration, so focus and collimate light accurately. ball lenses are extremely hard and durable. Ball lenses are used for focusing light into small fibres, and for use as emitters and detectors.
Item
Specifications
Material
H-K9L、H-ZLaF53A、N-SF11 and etc.
Diameter φ
1.0~10.0mm
Diameter tolerance
±0.01mm，up to ±0.002mm
Sphericity
±0.005mm
Surface quality
MIL40-20
Clear Aperture
80%
Coating
Specified by customer