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Annexure -31
High-resolution Spectral Comparator (HRSC)
General Specifications for High-Resolution-Hyper Spectral Comparator
System
1. High-resolution Hyperspectral comparator System with High-Resolution CCD/digital FireWire
Color Camera with suitable resolution in Megapixels to have a high-quality image to avoid blurry
and pixelated image, Camera Spectral Response range 75 approx.. 400 or less to 1000 rim or
more.
2. The System must have UN illumination facility for examination of UV activated features,
erasures, substrate, fluorescent and phosphorescent inks with Long Wave incident UV (365nm or
more), Long Wave transmitted UV (365nm) light source.
3. The System must have facilities for examination and discrimination of inks, the examination of
erasures, obliterations, additions, deletions, security threads, micro printing, overt and covert
(Active and Passive features) security features in the Passports, Bank Notes, Travel documents;
the system must have Visible & IR incident High-Intensity Light, Visible/Infrared Oblique/side
Light, Visible/Infrared transmitted light, Spotlight source.
4. The System must have visible range light source as well as the provision of transmitted and
oblique light source for examination of watermarks and other surface features.
5. The System must have Visible/Infrared Co-axial light provision for the examination of retro-
reflective security printing features.
6. The System must have facilities for Hyper Spectral Imaging for precise Ink
Examination/discrimination and Image integration.
7. The System must have the facility for examination/viewing and recording of
OVD/DOVD/Holograms.
8. The System must comprise arrays of visible range filters, low and high bandpass filters suitable
for examination of forensic documents.
9. The System must have suitable wide-field IR illumination assembly for
viewing/examination/detection of all Anti-Stokes features.
10. The System must have polarized light for verifying birefringence security features.
11. The System must have ICAO data reader and other ICAO compliant features, Hidden Image
Decoder, Histogram Stretching.
12. The System must have ‗Case Work Management‘ provision.
13. The System must have the facility of Image Comparisons such as side by side comparison of Live
& Stored Image, Superimposition of live & Stored Image, image transformation and Image
annotation provision.
14. The System must have Colour Measurement to measure colour Coordinates.
15. The System must have the facility for Comparison of Spectrums for whole UV, Visible & NIR
region.
16. The System must have the facility of spectrometry for measurement of absorption, reflectance,
transmission and fluorescence spectra.
17. The system must provide Calibration procedure/function.
18. The System must have the provision of full range examination of the document i.e. under various
light sources and suitable magnification with an enhanced field of view along with image storage
and retrieval facility.
19. The System must have UV polarized light viewer for special UV features with UV safety locks
provision.
20. The System must have Variable speed image storable between a live and stored image, Left to
right image Reversal (Horizontal mirror reversal), Top to Bottom image reversal ( Vertical mirror
reversal), Grey level reversal (Positive to negative), Image rotation through any angle,
Contract/Stretch.
21. The System must have the facility of Image processing, Image quality enhancement filters, Multi-
Layer imaging.
22. The System must have IPI/ICI Decoder, OVI Viewer, Latent Image visualizer, Barcode reader
(1D/2D), OCR, Smart card reader, and other formats of Barcodes, MRZ decoder along with
suitable filter light source and software.