- 1000 - 2500 nm
- Spectral resolution: 8 nm
- Image size: spectral 7.6 mm, spatial 14.2 mm
- Dispersion: 208 nm/mm
- Numerical aperture: F/2.0

Specim ImSpectors designed for SWIR (1000-2500 nm) wavelength rage can be used to transform a SWIR camera with an MCT sensor into a line-scan spectral imaging device. ImSpectors provide easiest integration and highest optical performance for the SWIR range on the market.
IMSPECTOR | N25E |
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Spectral Range | 1000-2500 nm |
Dispersion | 232 nm/mm |
Spectral Resolution | 12 nm |
Image Size | Max 6.4 (spectral) x 9.6 (spatial) mm |
Spatial Resolution | rms spot radius < 15 μm |
Aberrations | No astigmatism |
Bending of spectral lines across spatial axis | Smile < 5 μm |
Bending of spatial lines across spectral axis | Keystone < 5 μm |
Numerical Aperture | F/2.0 |
Slit Width, default | 30 μm |
Slit Length | 14.2 mm |
Optical Input | Telecentric |
Efficiency | >50%, independent of polarization |
Size, OEM | (W) 60 x (H) 60 x (L) 220 cm |
Weight | 1500g |
Body, OEM | Anonized aluminum tube |
Lens Mount | Standard C-Mount Adapter |
Camera Mount | Standard U-Mount Adapter |
User Adjustments | Image axis relative to detector rows, back focal length adjustable 1mm |
Storage | -20...+80 °C |
Operating | +5...+40°C, non-condensing |