Patent ID: 6181414
Filing Date: 2001-01-30
Classification: G01N

Abstract:
A multi-channel spectral imaging module for an automated testing system for cytological application, said multi-channel spectral imaging module comprising:(a) a light source module for illuminating a cytological specimen, said light source including a visible light source and an infrared light source and a control input for actuating said visible and infrared light sources;(b) an optical imaging module for receiving illuminated images of said cytological specimen and including a lens system for focussing said illuminated images;(c) a prism module for receiving said illuminated images from said optical imaging module, said prism module including three prism elements for producing three respective image channels in the visible spectrum and a fourth prism element for producing an image channel in the infrared spectrum, and said prism module further including a charge coupled device for each of said channels for converting the respective image into an electrical signal.