WIA_DPC_FOCAL_LENGTH
The WIA_DPC_FOCAL_LENGTH property contains the 35 millimeter (mm)-equivalent focal length.
Property Type: VT_I4
Valid Values: WIA_PROP_NONE
Access Rights: Read/write
Remarks
The values of the WIA_DPC_FOCAL_LENGTH property correspond to the focal length in millimeters multiplied by 100. The focal length determines the optical zoom.
Requirements
Version: Obsolete in Windows Vista and later operating systems and should not be used.
Header: wiadef.h (include Wiadef.h)
Feedback
Coming soon: Throughout 2024 we will be phasing out GitHub Issues as the feedback mechanism for content and replacing it with a new feedback system. For more information see: https://aka.ms/ContentUserFeedback.
Submit and view feedback for