TY - BOOK AU - Haine,M.E. AU - Cosslett, M. A. TI - The elctron microscope: : The present state of the art PY - 1961/// CY - London: PB - E. & F.N. Spon imited, KW - INIST KW - PROPIEDADES OPTICAS KW - OPTICAL PROPERTIES KW - ELECTRON MICROSCOPES KW - WAVE PROPAGATION KW - PROPAGACION DE ONDAS KW - FRESNEL LENS KW - LENTE DE FRESNEL KW - ELECTRON GUNS KW - CANONES DE ELECTRONES ER -