AHMED ZUBAIRU2023-09-212023-09-211994-02-01https://teras.ng/api/asset/document/c1b65292-feb4-4a17-aebf-457b84814d4chttps://teras.ng/catalog-item/470e93dc-52be-4c31-8221-569888b022bdhttp://dspace.teras-network.net:4000/handle/123456789/12917Electronic gr·ilvlmet.:r is a Lbree block ins Lruments - viz: the ec-lec tron gun sy stemJ> the electron deflection syGtem and the electron detection system.Undergraduate Theses