Professional in producing high precision optics and optical imaging lenses since 2005.
Product parameters
Transmittance | 89% minimum (uncoated) | |
Maximum Pitch | 0.5P | |
Lens Effective Diameter | 70% typical | |
√A @1550nm | D=1.8mm 0.322 ± 2.5% | |
D=1.0mm 0.589 ± 2.5% | ||
Diameter (D) | 1.8mm | 1.0mm |
Pitch | 0.23P @ 1550 | |
0.25P @ 1550 | ||
Angle (θ) | 8°±0.5° | |
AR Coating | Both facets | |
Insertion Loss (IL) | IL≦0.15dB | |
Numerical Aperture (NA) | 0.46 typical | |
Lens Diameter Tolerance | +0.005/-0.010mm |
Lens Length Tolerance | ±2.5% of nominal length |
End Facet Perpendicularity | 6mrad |
Glass Material | 3um |
Ellipticity | Proprietary GRIN optical material |
Thermal Expansion Coefficient | 10 x 10-6/°C |
Operating | 200°C x1000 hours |
Humidity (AR Coated) | 85°C/85% RH*1000 hours |
Humidity (Non-coated) | Store in desiccant to avoid moisture |
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