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Home Products Imspector Spectrographs Visible Light (VIS) 380-800 nm
ImSpector for VIS (380-800 nm) - high performance, cost effective integration

Specim ImSpectors designed for the VIS (380-800 nm) wavelength range. These spectrographs provide a straightforward, high performance yet cost-effective method of integration. When combined with scientific grayscale CCD or CMOS cameras, the combination provides a line-scan Spectral Imaging Device.

IMSPECTORV8 1/2" DETECTORV8 2/3" DETECTORV8E
Spectral Range380-800 nm380-800 nm380-800 nm
Dispersion93.6 nm/mm66 nm/mm75 nm/mm
Spectral Resolution8 nm (with 80μm slit)6 nm (with 80μm slit)2 nm (with 30μm slit)
Image Size4.3 (spectral) x 6.6 (spatial) mm6.6 (spectral) x 8.8 (spatial) nm5.64 (spectral) x 14.2 (spatial) mm
Spatial Resolutionrms spot radius < 30μmrms spot radius < 30μmrms spot radius < 9μm
AbberationsInsignificant astigmatismInsignificant astigmatismNo astigmatism
Bending of spectral lines across spatial axisSmile < 30μmSmile < 45μmSmile 1.5μm
Bending of spatial lines across spectral axisKeystone < 20μmKeystone < 40μmKeystone < 1μm
Numerical apertureF/2.8F/2.8F/2.4
Slit Width, default50μm (30, 80 and 150μm upon request)50μm (30, 80 and 150μm upon request)30μm (18, 50, 80 and 150μm upon request)
Slit Length9.6 mm9.6 mm14.2 mm
Efficiency>50%, independent of polarization>50%, independent of polarization>50%, independent of polarization
Stray Light< 0.5%< 0.5%<0.5%
Size(D) 35 x (L) 139mm(D) 35 x (L) 139 mm(W) 60 x (H) 60 x (L) 175 mm
Weight300g300g1100g
BodyAnonized aluminum tubeAnonized aluminum tubeAnonized aluminum tube
Lens and Camera MountStandard C-Mount AdapterStandard C-Mount AdapterStandard C-Mount Adapter
User AdjustmentsImage axis relative to detector rows, adjustable back focal length 1mmImage axis relative to detector rows, adjustable back focal length 1mmImage axis relative to detector rows, adjustable back focal length 1mm
Storage-20...+85°C-20...+85°C-20...+85°C
Operating+5...+40°C, non-condensing+5...+40°C, non-condensing+5...+40°C, non-condensing