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Achromats NIR, Positive, unmounted
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- Minimal longitudinal chromatic aberration
- Minimal spherical aberration
- Minimal wavefront distortion
- Tight focal length tolerance
- Broadband anti-reflection coated
- Cemented doublets
- Broadband anti-reflection coating ARB2 NIR
- Damage thresholds > 2 kW/cm2 cw (488/514 nm)
- Damage thresholds > 200 mJ/cm2 for pulses of 10 ns (1064 nm)
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- All Achromats and further detailed information (e.g. center thickness, glasses etc.) can be found in the database of our Optics Software WinLens Ϯ, please look at www.winlens.de.
- For customized optics and higher volumes please contact our sales team for your individual quotation.
f: focal length
s: object distance
s': image distance
Ø: lens diameter
dm: center thickness
dr: edge thickness
h: primary vertex (h=dm-dr-h')
h': sagittal height secondary vertex
F, F': focal points
H, H': principal points
Tolerances:
Focal length f: ±1%
Image distance s': ±1%
Example: ARB 2 NIR for 725-1050 nm (AOI = 0°)
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Achromats NIR, Positive From 40 mm Diameter, Unmounted
| Part No. | Optic Size (mm) | Focal Length (mm) | Optic Centering Accuracy | Surface Quality | Optic Center Thickness (mm) | dm Tolerance (mm) | Optic Edge Thickness (mm) | Ø Tolerance (mm) | h' (mm) | f'546 nm (mm) | f'633 nm (mm) | Coating | s546 nm (mm) | s'546 nm (mm) | Design Wavelength (nm) | Coating Specification |
| G322219525 | Ø3 | 5 | 3' | 3x0.1 | 3.1 | 0.1 | 2.6 | -0.02 | 0.2 | 5 | 5.01 | ARB2 NIR | 4.34 | 3.6 | 725-1050 | 2x R<0.5% @725-1050 nm |
| G322265525 | Ø18 | 50 | 3' | 5x0.16 | 6.5 | 0.2 | 4.6 | -0.05 | 0.3 | 50.04 | 50.1 | ARB2 NIR | 49.88 | 45.95 | 725-1050 | 2x R<0.5% @725-1050 nm |
| G322210525 | Ø18 | 80 | 3' | 5x0.16 | 5.8 | 0.2 | 4.6 | -0.05 | 0.2 | 80.13 | 80.22 | ARB2 NIR | 79.88 | 76.62 | 725-1050 | 2x R<0.5% @725-1050 nm |
| G322322525 | Ø22.4 | 60 | 3' | 3x0.16 | 7 | 0.2 | 5.1 | -0.06 | 0.4 | 60.51 | ARB2 NIR | 725-1050 | 2x R<0.5% @725-1050 nm | |||
| G322239525 | Ø31.5 | 140 | 3' | 5x0.25 | 8 | 0.2 | 5.9 | -0.07 | 0.7 | 140.16 | ARB2 NIR | 725-1050 | 2x R<0.5% @725-1050 nm | |||
| G322286525 | Ø12.5 | 35 | 4' | 5x0.16 | 5 | 0.2 | 3.9 | -0.05 | 0.2 | 35.04 | ARB2 NIR | 725-1050 | 2x R<0.5% @725-1050 nm |
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