Represents the "Resolution" entry of the papermetadata generation parameters dictionary object.

It is an optional entry defined as part of the PDF 1.7 Extension Level 3 specification.

It contains a double representing a PDF numeric object.

The PDF specification states that this item assumes a value of 300 if no value has been provided.

For definitive details see:.

Adobe Supplement to the ISO 32000, BaseVersion: 1.7, ExtensionLevel: 3; Table: 8.39b, page 47.