GB2137803B - Improvements relating to electrostatic lenses - Google Patents

Improvements relating to electrostatic lenses

Info

Publication number
GB2137803B
GB2137803B GB08407428A GB8407428A GB2137803B GB 2137803 B GB2137803 B GB 2137803B GB 08407428 A GB08407428 A GB 08407428A GB 8407428 A GB8407428 A GB 8407428A GB 2137803 B GB2137803 B GB 2137803B
Authority
GB
United Kingdom
Prior art keywords
improvements relating
electrostatic lenses
lenses
electrostatic
relating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB08407428A
Other versions
GB8407428D0 (en
GB2137803A (en
Inventor
Ian William Drummond
Frank Henry Read
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kratos Ltd
Original Assignee
Kratos Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB838308402A external-priority patent/GB8308402D0/en
Application filed by Kratos Ltd filed Critical Kratos Ltd
Priority to GB08407428A priority Critical patent/GB2137803B/en
Publication of GB8407428D0 publication Critical patent/GB8407428D0/en
Publication of GB2137803A publication Critical patent/GB2137803A/en
Application granted granted Critical
Publication of GB2137803B publication Critical patent/GB2137803B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/14—Arrangements for focusing or reflecting ray or beam
    • H01J3/18—Electrostatic lenses
GB08407428A 1983-03-26 1984-03-22 Improvements relating to electrostatic lenses Expired GB2137803B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08407428A GB2137803B (en) 1983-03-26 1984-03-22 Improvements relating to electrostatic lenses

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838308402A GB8308402D0 (en) 1983-03-26 1983-03-26 Electrostatic lenses
GB08407428A GB2137803B (en) 1983-03-26 1984-03-22 Improvements relating to electrostatic lenses

Publications (3)

Publication Number Publication Date
GB8407428D0 GB8407428D0 (en) 1984-05-02
GB2137803A GB2137803A (en) 1984-10-10
GB2137803B true GB2137803B (en) 1986-11-12

Family

ID=26285637

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08407428A Expired GB2137803B (en) 1983-03-26 1984-03-22 Improvements relating to electrostatic lenses

Country Status (1)

Country Link
GB (1) GB2137803B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1389797B1 (en) * 2002-08-13 2008-10-08 Carl Zeiss NTS GmbH Particle-optical apparatus and its use as an electron microscopy system
GB2406704B (en) 2003-09-30 2007-02-07 Ims Nanofabrication Gmbh Particle-optic electrostatic lens

Also Published As

Publication number Publication date
GB8407428D0 (en) 1984-05-02
GB2137803A (en) 1984-10-10

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20040321