supply of expendables in department of physics, iit (bhu) varanasi. , item for expendables , supply of band pass filter with mount (?=532nm) (as per technical specification given in annexure-i of tender document) , supply of band pass filter (?=632.8nm) (as per technical specification given in annexure-i of tender document) , supply of bi-convex lens for focal length 200 mm with mount (as per technical specification given in annexure-i of tender document) , supply of 50:50 non-polarizing beam splitter 2” with mount (as per technical specification given in annexure-i of tender document) , supply of bi-convex lens for focal length 100 mm with mount (as per technical specification given in annexure-i of tender document) , supply of bi-convex lens for focal length 200 mm with mount (as per technical specification given in annexure-i of tender document) , supply of bi-convex lens for focal length 100 mm with mount (as per technical specification given in annexure-i of tender document) , supply of beam displacer with mount (as per technical specification given in annexure-i of tender document) , supply of single axis translation stage (as per technical specification given in annexure-i of tender document) , supply of right angle bracket for vertical mounting (as per technical specification given in annexure-i of tender document) , supply of aperture with housing (as per technical specification given in annexure-i of tender document) , supply of led (?=625nm ) (as per technical specification given in annexure-i of tender document) , supply of led (?=530nm ) (as per technical specification given in annexure-i of tender document)