Aspherical Lens

Aspherical lens
  • Paraboloid Surface
  • Elipsoid Surface
  • Neutral Density Filter
Specification

Material

Optical Glass, Fused Silica, Ge, Si, ZnSe,CaF2

Surface Quality

60/40-80/50

Focal length

±5MM ~ ±I0MM±2% 

CENTRATION

<5ARC MIN 

Tolerance

±0.2MM 

CLEAR APERTURE 

>90%

Size

1Omm-1OOmm+0.0/~0 .2mm

BEVELING 

<0.2MMX45

Accuracy

λ/2-2λ

COATING

AR COATING CUSTOM DESIGN 

The significance of aspheric lenses lies in their ability to enhance precision and image clarity across various applications. From telescopes and cameras utilizing large aspheric lenses to fiber optic networks and surgical equipment benefiting from smaller counterparts, these lenses offer indispensable advantages. Aspherical lenses excel in providing:

  1. Enhanced precision: By minimizing spherical aberration and focusing light to a singular point, they deliver clearer images, particularly beneficial for precise applications such as laser diode focusing.
  2. Expanded aperture size: Aspheric lenses enable the enlargement of numeric aperture size without compromising image quality, crucial for applications requiring high light throughput.
  3. Enhanced efficiency: Aspheric lenses can correct aberrations that typically necessitate multiple spherical lenses, thus replacing complex multi-lens systems with a single lens, resulting in more compact, lighter, efficient, and cost-effective assemblies.

Moreover, custom-designed aspheric lenses cater to specific application requirements, offering flexible solutions to intricate optical challenges by effectively reducing aberration.