MICROCHANNEL PLATE. THE PHOTOSENSITIVE SEMICONDUCTOR DEVICE THAT CONSISTS OF 2 CHANNELLED PLATES COATED IN A SEMICONDUCTOR SUBSTANCE THAT FACILITATES THE MOVEMENT AND INTENSIFICATION OF ELECTRONS, USE IN MASS SPECTROMETRY TO DETECT IONS AND IN PHYSICS TO DETECT X-RAYS, ELECTRON AND ULTRA VIOLET RADIATION. IT IS ALSO USED IN LOW LIGHT LEVEL IMAGING AND ELECTRON MICROSCOPES.

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIR)S GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING - 8540 - THERMIONIC, COLD CATHODE OR PHOTOCATHODE VALVES AND TUBES (FOR EXAMPLE VACUUM OR VAPOUR OR GAS FILLED VALVES AND TUBES, MERCURY ARC RECTIFYING VALVES AND TUBES, CATHODE -RAY TUBES, TELEVISION CAMERA TUBES). GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL - 854099 - PARTS OTHER THAN OF CATHODE RAY TUBES TARIC CODE - 8540990090 - OTHER THAN THOSE IN THIS SUB-HEADING ALSO IN ACCORDANCE TO NOTE 2(B) TO SECTION XVI