Germanium (Ge) Lens

Polished Service - Ge Lens

Specifications

Material: Germanium
Design Wavelength: 10.6um
Design Index: 4.0028@10.6um
Diameter Tolerance: +0.0 / -0.1mm
Paraxial Focal Length: ±2%
Centration: <3 arc minutes
Clear Aperture: >80%
Surface Figure:λ/2@632.8nm
Surface Quality: 60/40 for Ge / GaAs
polished lens

Ge Plano-Convex Lenses

Part No.Dia(inch)EFL(inch)R1(mm)Tc(mm)Te(mm)
FLGE-1-1.5-ET3 1.00 1.5 114.40 3.7 3
FLGE-1-2-ET3 1.00 2.0 152.54 3.5 3
FLGE-1-2.5-ET3 1.00 2.5 190.68 3.4 3
FLGE-1-3-ET3 1.00 3.0 228.81 3.3 3
FLGE-1.1-1.5-ET3 1.10 1.5 114.40 3.8 3
FLGE-1.1-2-ET3 1.10 2.0 152.54 3.6 3
FLGE-1.1-2.5-ET3 1.10 2.5 190.68 3.5 3
FLGE-1.1-3-ET3 1.10 3.0 228.81 3.4 3
FLGE-1.1-5-ET3 1.10 5.0 381.35 3.3 3
FLGE-1.5-2-ET6 1.50 2.0 152.54 7.2 6
FLGE-1.5-2.5-ET6 1.50 2.5 190.68 6.9 6
FLGE-1.5-3-ET6 1.50 3.0 228.81 6.8 6
FLGE-1.5-5-ET6 1.50 5.0 381.35 6.5 6
FLGE-1.5-7.5-ET6 1.50 7.5 572.03 6.3 6
FLGE-2-5-ET8 2.00 5.0 381.35 8.8 8
FLGE-2-7.5-ET8 2.00 7.5 572.03 8.6 8
FLGE-2-10-ET8 2.00 10.0 762.71 8.4 8

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