2.3.3.1.57. NXxraylens¶
Status:
base class, extends NXobject
Description:
An X-ray lens, typically at a synchrotron X-ray beam line. ...
An X-ray lens, typically at a synchrotron X-ray beam line.
Based on information provided by Gerd Wellenreuther (DESY).
Symbols:
No symbol table
- Groups cited:
Structure:
@default: (optional) NX_CHAR
Declares which child group contains a path leading ...
Declares which child group contains a path leading to a NXdata group.
It is recommended (as of NIAC2014) to use this attribute to help define the path to the default dataset to be plotted. See https://www.nexusformat.org/2014_How_to_find_default_data.html for a summary of the discussion.
lens_geometry: (optional) NX_CHAR
Geometry of the lens ...
Geometry of the lens
Any of these values:
paraboloid
spherical
elliptical
hyperbolical
symmetric: (optional) NX_BOOLEAN
Is the device symmetric?
cylindrical: (optional) NX_BOOLEAN
Is the device cylindrical?
focus_type: (optional) NX_CHAR
The type of focus of the lens ...
The type of focus of the lens
Any of these values:
line
|point
lens_thickness: (optional) NX_FLOAT {units=NX_LENGTH}
Thickness of the lens
lens_length: (optional) NX_FLOAT {units=NX_LENGTH}
Length of the lens
curvature: (optional) NX_FLOAT {units=NX_LENGTH}
Radius of the curvature as measured in the middle of the lens
aperture: (optional) NX_FLOAT {units=NX_LENGTH}
Diameter of the lens.
number_of_lenses: (optional) NX_INT
Number of lenses that make up the compound lens.
lens_material: (optional) NX_CHAR
Material used to make the lens.
gas: (optional) NX_CHAR
Gas used to fill the lens
gas_pressure: (optional) NX_FLOAT {units=NX_PRESSURE}
Gas pressure in the lens
depends_on: (optional) NX_CHAR
cylinder_orientation: (optional) NXnote
Orientation of the cylinder axis.
OFF_GEOMETRY: (optional) NXoff_geometry
This group describes the shape of the beam line component
TRANSFORMATIONS: (optional) NXtransformations
This is the group recommended for holding the chain of translation ...
This is the group recommended for holding the chain of translation and rotation operations necessary to position the component within the instrument. The dependency chain may however traverse similar groups in other component groups.
Hypertext Anchors¶
List of hypertext anchors for all groups, fields, attributes, and links defined in this class.