Radiation transmissive window and radition detector
AssigneeJEOL Ltd.
InventorHirofumi Nakano
Life of this patent
Estimating the term…
Abstract
There is provided a radiation transmissive window having high radiation transmissivity. The radiation transmissive window includes: an outer frame having an opening; a radiation transmissive film closing off the opening; and a grid member that partitions the opening into a plurality of small opening portions. The grid member has a first portion, a second portion at a smaller distance to the center of the opening than the first portion, and a third portion at a smaller distance to the center of the opening than the second portion. The first portion is greater in width than the second portion. The second portion is greater in width than the third portion.
Claims16
A radiation transmissive window comprising:
- an outer frame having an opening;
- a radiation transmissive film closing off the opening;
- and
- a grid member that partitions the opening into a plurality of small opening portions;
- wherein said grid member has a first portion, a second portion of a smaller width than the first portion, and a third portion of a smaller width than the second portion;
- wherein a distance between the first portion and a center of the opening is greater than a distance between the second portion and the center of the opening;
- and
- wherein the distance between the second portion and the center of the opening is greater than a distance between the third portion and the center of the opening.
A radiation transmissive window comprising:
- an outer frame having an opening;
- a radiation transmissive film closing off the opening;
- and
- a grid member that partitions the opening into a plurality of small opening portions;
- wherein said grid member has a first portion, a second portion of a smaller width than the first portion, and a third portion of a smaller width than the second portion;
- wherein a distance between the first portion and a center of the opening is smaller than a distance between the second portion and the center of the opening;
- and
- wherein the distance between the second portion and the center of the opening is smaller than a distance between the third portion and the center of the opening.
Dependencies are inferred from the claim text.