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Aspheric Lenses are used to eliminate spherical aberration in a range of applications, including bar code scanners, laser diode collimation, or OEM or R&D integration. Aspheric lenses utilize a single element design which helps minimize the number of lenses found in multi-lens optical assemblies.
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Aspheric Lenses are used to eliminate spherical aberration in a range of applications, including bar code scanners, laser diode collimation, or OEM or R&D integration. Aspheric lenses utilize a single element design which helps minimize the number of lenses found in multi-lens optical assemblies.


Aspherical lens specification or based on clients' requirements

Item

Capability

Tolerances



Silver

Gold

Platinum

Outer Diameter

10mm-250mm

>=±0.10mm

±0.05mm

±0.01mm

Center Thickness

>=1mm

>=±0.10mm

±0.05mm

±0.02mm

Wedge(TIR)

>0.002mm

0.100mm

0.050mm

0.010mm

Asphericity (@50mm dia)

up to 5mm

<1mm

1mm

>2mm

Surface Figure PV@633nm

入/2

>1.5入

入

<入/2

Surface Figure RMS@633nm

0.05um

>0.2um

0.2um

0.06um

Roughness

0.5nm RMS

>2nm RMS

2nm RMS

<1nm RMS

Surface Quality

-

Infrared 60-40

Infrared 40-20

Infrared 20-10 and 10-5

Coating

Apply AR or reflecting coating or based on client requests

The stock of aspherical lens

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