Half ball lens

Half ball lens
Half ball lens
Half ball lens
Half ball lens
Half ball lens
Half ball lens
Half ball lens
Half ball lens
Half ball lens
Half ball lens
Half ball lens
Half ball lens

Half-ball lenses, as the name suggests, are spherical optical components composed of half a sphere. Constructed from high-quality optical glass materials, these lenses possess a precisely shaped convex surface, while the other side is flat. This unique configuration allows light to focus or disperse depending on the lens's orientation.

Half-ball lenses exhibit fascinating optical properties, primarily due to their curvature and symmetry. When light passes through the convex surface, it undergoes a process called refraction. Refraction occurs when light transitions from one medium to another, causing the light rays to bend. The bending of light rays enables a range of applications, from focusing light to collimating or dispersing it over a specific area. This versatility makes half-ball lenses valuable tools in various industries, from scientific research to telecommunications.

Half-ball lenses find extensive usage across a multitude of industries, owing to their ability to manipulate light effectively.

1. Optoelectronics

Within the realm of optoelectronics, half-ball lenses are frequently employed in coupling fiber-optics, directing and expanding laser beams, and creating optical systems with enhanced performance. The precision and high-quality optical attributes of half-ball lenses enable optimal light coupling and efficient management of light energy.

2. Biomedical Imaging

Half-ball lenses play a crucial role in biomedical imaging techniques such as confocal microscopy, fluorescence microscopy, and endoscopy. These lenses contribute to focusing light onto a specific region, improving image resolution and providing valuable insights into biological samples.

3. Telecommunications

Telecommunication systems rely heavily on efficient light management. Half-ball lenses facilitate coupling and focusing light in fiber-optic networks and laser diodes, ensuring reliable data transmission and optimal performance.


MaterialBK7, Fused silica, Sapphire,Visible optical glass, Infrared optical glass
Diameter (mm)1-75
Diameter Tolerance (mm)+/-0.05
Thickness Tolerance (mm)+/-0.05
Focal Length Tolerance (%)±1
Surface Quality40/20 Scratch/Dig
Irregularity (P-V)@632.8nmλ/10~λ/2
Clear Aperture (%)>90
BevelProtective bevel as needed
CoatingCustomer design


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