PDBx/mmCIF
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Data Item
_em_diffraction.camera_length
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General
Item name
_em_diffraction.camera_length
Category name
em_diffraction
Attribute name
camera_length
Required in PDB entries
yes
Used in current PDB entries
Yes, in about 0.09 % of entries
Item Description
The camera length (in millimeters). The camera length is the product of the objective focal length and the combined magnification of the intermediate and projector lenses when the microscope is operated in the diffraction mode.
Item Example
View/hide Example
800
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
0.0
+∞