Shutter speed by APEX value. To convert this value to ordinary 'Shutter Speed'; calculate this value's power of 2, then reciprocal. For example, if the ShutterSpeedValue is '4', shutter speed is 1/(24)=1/16 second.

public double EXIF_ShutterSpeedValue { get; set; }

Public Property EXIF_ShutterSpeedValue As Double
	Get
	Set

public:
property double EXIF_ShutterSpeedValue {
	double get ();
	void set (double value);
}