Tender For supply installation and commissioning of pair of single photonic countingmodule and time tagger - supply, installation and commissioning of pair of single photonic countingmodule and time tagger as per technical specifications at annexure 7 of tender document, item 1: supply, installation and commissioning of pair of single photonic countingmodule as per technical specifications at annexure 7 of tender document, optional 1 :option for upgrading to more than 4 channels, optional 2: computer and accessories to run the software, optional 3 : additional warranty for one year, item 2 : supply, installation and commissioning of time tagger as per technical specifications at annexure 7 of tender document, optional 4: additional warrranty for 1 year