Silicon lenses

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Overview

We provide hyper hemisferical and hemispherical silicon lenses suitable to use in our THz detector/emitter mounts. Dimensions are listed in table below.

Specifications

Nr. Type Diameter, mm Thickness, mm
1 Hyper hemispherical 15 10.4
2 Hyper hemispherical 15 10
3 Hyper hemispherical 12 7.1
4 Hyper hemispherical 12 8
5 Hyper hemispherical 12 8.3
6 Hemispherical 12 6

Material HRFZ-Si
Type hyper-hemispherical, hemispherical
Available diameters, mm 12, 15
Dimensions tolerance, mm ±0.1
Clear apperture, % ≥90
Surface quality, scr/dig 80/50
Surface accuracy, mm ±0.01 deviation from ideal sphere and plane