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Design Wavelength | 408 nm | Magnification | Infinite |
Numerical Aperture | 0.6 | Window Thickness | 0.25 mm |
Clear Aperture | 4.80 mm | Laser Window Material / Index | N-BK7/1.5 |
Effective Focal Length | 4.02 mm | Glass | ECO-550 |
Working Distance | 2.37 mm | Surface Quality | 40-20 Scratch-Dig(Entire Bulk Material) |
352671-B | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
C671TME-B | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
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Vd number | 50.28 |
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CTE (10-6 / °C) | 11.62 |
Thermo optic coefficient (10-6 / °C) (Δn/ΔT) | 2.39 |
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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 |