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Design Wavelength | 4100 nm | Magnification | Infinite |
Numerical Aperture | 0.56 | Window Thickness | |
Clear Aperture | 7.80 mm | Laser Window Material / Index | N/A |
Effective Focal Length | 5.95 mm | Glass | BD-2 |
Working Distance | 5.00 mm | Surface Quality | 80-50 Scratch-Dig(Entire Bulk Material) |
390028-F | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
C028TME-F | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
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Vd number | - |
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CTE (10-6 / °C) | 13.5 |
Thermo optic coefficient (10-6 / °C) (Δn/ΔT) | 91 |
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z | SAG as a Function of Y | A4 | 4th Order Aspheric Coefficient |
R | Radius of Curvature | A6 | 6th Order Aspheric Coefficient |
k | Conic Constant | A8 | 8th Order Aspheric Coefficient |
A2 | 2nd Order Aspheric Coefficient | An | nth Order Aspheric Coefficient |