Data Item _em_imaging.nominal_cs

General

Item name
_em_imaging.nominal_cs
Category name
em_imaging
Attribute name
nominal_cs
Required in PDB entries
no
Used in current PDB entries
Yes, in about 1.5 % of entries

Item Description

The spherical aberration coefficient (Cs) in millimeters, of the objective lens.

Item Example

 2.0

Data Type

Data type code
float
Data type detail
float item types are the subset of numbers that are the floating numbers.
Primitive data type code
numb
Regular expression
-?(([0-9]+)[.]?|([0-9]*[.][0-9]+))([(][0-9]+[)])?([eE][+-]?[0-9]+)?
Units
millimetres

Allowed Boundary Conditions

Minimum Value Maximum Value
0 20