TY - JOUR AU - A Galejs AU - C Kuyatt C2 - Journal of Vacuum Science and Technology DA - 1973-11-01 00:11:00 LA - en M1 - 10 PB - Journal of Vacuum Science and Technology PY - 1973 TI - Representation of Focal Properties of the Equal-Diameter Two-Tube Electrostatic Lens for Computer Calculations UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=620047 ER -