Data Item _em_imaging.calibrated_defocus_min

General

Item name
_em_imaging.calibrated_defocus_min
Category name
em_imaging
Attribute name
calibrated_defocus_min
Required in PDB entries
no
Used in current PDB entries
Yes, in about 0.4 % of entries

Item Description

The minimum calibrated defocus value of the objective lens (in nanometers) used to obtain the recorded images. Negative values refer to overfocus.

Item Example

 1200

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
nanometers

Advisory Boundary Conditions

Minimum Value Maximum Value
200 10000