公开(公告)号：US20250029825A1

公开(公告)日：2025-01-23

申请号：US18715324

申请日：2022-12-01

Applicant: YOUNG IN ACE Co., Ltd.

Inventor： Sungwon Kang ,  Hun Lee ,  Yoon Jin Jeong ,  Ju Woo ,  Hyun-sang Lee ,  Jingeun Rhee

IPC: H01J49/06 ,  H01J49/04

Abstract: The present invention provides a mass spectrometer includes a sample introduction part, an ionization part connected to the sample introduction part and configured to ionize the sample introduced from the sample introduction part, an ion lens part including an extraction lens structure adjacent to the ionization part and first and second guiding lenses configured to guide an ion beam extracted from the extraction lens structure, and a detection part configured to detect the ion beam, wherein a central axis of the extraction lens structure is a first axis extending in a first direction, a central axis of the first guiding lens is a second axis spaced a first distance from the first axis, and a central axis of the second guiding lens is a third axis spaced a second distance from the second axis.

公开(公告)号：US20250029824A1

公开(公告)日：2025-01-23

申请号：US18715315

申请日：2022-12-01

Applicant: YOUNG IN ACE Co., Ltd.

Inventor： Sungwon Kang ,  Hun Lee ,  Yoon Jin Jeong ,  Ju Woo ,  Hyun-sang Lee ,  Jingeun Rhee

IPC: H01J49/04 ,  H01J49/06

Abstract: The present invention provides a mass spectrometer including a sample introduction part, an ionization part connected to the sample introduction part and configured to ionize the sample introduced from the sample introduction part, an ion lens part including an extraction lens adjacent to the ionization part and a guiding lens configured to guide ion beam extracted from the extraction lens, an interface part between the ionization part and the ion lens part, and a detection part configured to detect the ion beam, wherein the extraction lens includes a first extraction lens adjacent to the interface part and a second extraction lens between the first extraction lens and the guiding lens, each of the first and second extraction lenses has a hollow cone shape, the first extraction lens includes a protrusion protruding from an outer sidewall thereof to the interface part, and an internal space of the second extraction lens includes a first space having a pillar shape and a second space having a cone shape and extending from the first space.