Member | Description |
ExposureTime | Exposure time, given in seconds (sec). Value type: Rational |
FNumber | The F number. Value type: Rational |
ExposureProgram | The class of the program used by the camera to set exposure when the picture is taken. Value type: Short |
SpectralSensitivity | Indicates the spectral sensitivity of each channel of the camera used. The tag value is an ASCII string compatible with the standard developed by the ASTM Technical Committee. Value type: Ascii |
ISOSpeedRatings | Indicates the ISO Speed and ISO Latitude of the camera or input device as specified in ISO 12232. Value type: Short |
OECF | Indicates the Opto-Electoric Conversion Function (OECF) specified in ISO 14524. OECF is the relationship between the camera optical input and the image values. Value type: Undefined |
SensitivityType | The SensitivityType tag indicates which one of the parameters of ISO12232 is the PhotographicSensitivity tag. Although it is an optional tag, it should be recorded when a PhotographicSensitivity tag is recorded. Value = 4, 5, 6, or 7 may be used in case that the values of plural parameters are the same. Value type: Short |
StandardOutputSensitivity | This tag indicates the standard output sensitivity value of a camera or input device defined in ISO 12232. When recording this tag, the PhotographicSensitivity and SensitivityType tags shall also be recorded. Value type: Long |
RecommendedExposureIndex | This tag indicates the recommended exposure index value of a camera or input device defined in ISO 12232. When recording this tag, the PhotographicSensitivity and SensitivityType tags shall also be recorded. Value type: Long |
ISOSpeed | This tag indicates the ISO speed value of a camera or input device that is defined in ISO 12232. When recording this tag, the PhotographicSensitivity and SensitivityType tags shall also be recorded. Value type: Long |
ISOSpeedLatitudeyyy | This tag indicates the ISO speed latitude yyy value of a camera or input device that is defined in ISO 12232. However, this tag shall not be recorded without ISOSpeed and ISOSpeedLatitudezzz. Value type: Long |
ISOSpeedLatitudezzz | This tag indicates the ISO speed latitude zzz value of a camera or input device that is defined in ISO 12232. However, this tag shall not be recorded without ISOSpeed and ISOSpeedLatitudeyyy. Value type: Long |
ExifVersion | The version of this standard supported. Nonexistence of this field is taken to mean nonconformance to the standard. Value type: Undefined |
DateTimeOriginal | The date and time when the original image data was generated. For a digital still camera the date and time the picture was taken are recorded. Value type: Ascii |
DateTimeDigitized | The date and time when the image was stored as digital data. Value type: Ascii |
ComponentsConfiguration | Information specific to compressed data. The channels of each component are arranged in order from the 1st component to the 4th. For uncompressed data the data arrangement is given in the PhotometricInterpretation tag. However, since PhotometricInterpretation can only express the order of Y, Cb and Cr, this tag is provided for cases when compressed data uses components other than Y, Cb, and Cr and to enable support of other sequences. Value type: Undefined |
CompressedBitsPerPixel | Information specific to compressed data. The compression mode used for a compressed image is indicated in unit bits per pixel. Value type: Rational |
ShutterSpeedValue | Shutter speed. The unit is the APEX (Additive System of Photographic Exposure) setting. Value type: SRational |
ApertureValue | The lens aperture. The unit is the APEX value. Value type: Rational |
BrightnessValue | The value of brightness. The unit is the APEX value. Ordinarily it is given in the range of -99.99 to 99.99. Value type: SRational |
ExposureBiasValue | The exposure bias. The units is the APEX value. Ordinarily it is given in the range of -99.99 to 99.99. Value type: SRational |
MaxApertureValue | The smallest F number of the lens. The unit is the APEX value. Ordinarily it is given in the range of 00.00 to 99.99, but it is not limited to this range. Value type: Rational |
SubjectDistance | The distance to the subject, given in meters. Value type: Rational |
MeteringMode | The metering mode. Value type: Short |
LightSource | The kind of light source. Value type: Short |
Flash | This tag is recorded when an image is taken using a strobe light (flash). Value type: Short |
FocalLength | The actual focal length of the lens, in mm. Conversion is not made to the focal length of a 35 mm film camera. Value type: Rational |
SubjectArea | This tag indicates the location and area of the main subject in the overall scene. Value type: Short |
MakerNote | A tag for manufacturers of Exif writers to record any desired information. The contents are up to the manufacturer. Value type: Undefined |
UserComment | A tag for Exif users to write keywords or comments on the image besides those in ImageDescription, and without the character code limitations of the ImageDescription tag. Value type: Comment |
SubSecTime | A tag used to record fractions of seconds for the DateTime tag. Value type: Ascii |
SubSecTimeOriginal | A tag used to record fractions of seconds for the DateTimeOriginal tag. Value type: Ascii |
SubSecTimeDigitized | A tag used to record fractions of seconds for the DateTimeDigitized tag. Value type: Ascii |
AmbientTemperature | AmbientTemperature Value type: SRational |
FlashpixVersion | The FlashPix format version supported by a FPXR file. Value type: Undefined |
ColorSpace | The color space information tag is always recorded as the color space specifier. Normally sRGB is used to define the color space based on the PC monitor conditions and environment. If a color space other than sRGB is used, Uncalibrated is set. Image data recorded as Uncalibrated can be treated as sRGB when it is converted to FlashPix. Value type: Short |
PixelXDimension | Information specific to compressed data. When a compressed file is recorded, the valid width of the meaningful image must be recorded in this tag, whether or not there is padding data or a restart marker. This tag should not exist in an uncompressed file. Value type: Long |
PixelYDimension | Information specific to compressed data. When a compressed file is recorded, the valid height of the meaningful image must be recorded in this tag, whether or not there is padding data or a restart marker. This tag should not exist in an uncompressed file. Since data padding is unnecessary in the vertical direction, the number of lines recorded in this valid image height tag will in fact be the same as that recorded in the SOF. Value type: Long |
RelatedSoundFile | This tag is used to record the name of an audio file related to the image data. The only relational information recorded here is the Exif audio file name and extension (an ASCII string consisting of 8 characters + '.' + 3 characters). The path is not recorded. Value type: Ascii |
InteroperabilityTag | Interoperability IFD is composed of tags which stores the information to ensure the Interoperability and pointed by the following tag located in Exif IFD. The Interoperability structure of Interoperability IFD is the same as TIFF defined IFD structure but does not contain the image data characteristically compared with normal TIFF IFD. Value type: Long |
FlashEnergy | Indicates the strobe energy at the time the image is captured, as measured in Beam Candle Power Seconds (BCPS). Value type: Rational |
SpatialFrequencyResponse | This tag records the camera or input device spatial frequency table and SFR values in the direction of image width, image height, and diagonal direction, as specified in ISO 12233. Value type: Undefined |
FocalPlaneXResolution | Indicates the number of pixels in the image width (X) direction per FocalPlaneResolutionUnit on the camera focal plane. Value type: Rational |
FocalPlaneYResolution | Indicates the number of pixels in the image height (V) direction per FocalPlaneResolutionUnit on the camera focal plane. Value type: Rational |
FocalPlaneResolutionUnit | Indicates the unit for measuring FocalPlaneXResolution and FocalPlaneYResolution. This value is the same as the ResolutionUnit. Value type: Short |
SubjectLocation | Indicates the location of the main subject in the scene. The value of this tag represents the pixel at the center of the main subject relative to the left edge, prior to rotation processing as per the Rotation tag. The first value indicates the X column number and second indicates the Y row number. Value type: Short |
ExposureIndex | Indicates the exposure index selected on the camera or input device at the time the image is captured. Value type: Rational |
SensingMethod | Indicates the image sensor type on the camera or input device. Value type: Short |
FileSource | Indicates the image source. If a DSC recorded the image, this tag value of this tag always be set to 3, indicating that the image was recorded on a DSC. Value type: Undefined |
SceneType | Indicates the type of scene. If a DSC recorded the image, this tag value must always be set to 1, indicating that the image was directly photographed. Value type: Undefined |
CFAPattern | Indicates the color filter array (CFA) geometric pattern of the image sensor when a one-chip color area sensor is used. It does not apply to all sensing methods. Value type: Undefined |
CustomRendered | This tag indicates the use of special processing on image data, such as rendering geared to output. When special processing is performed, the reader is expected to disable or minimize any further processing. Value type: Short |
ExposureMode | This tag indicates the exposure mode set when the image was shot. In auto-bracketing mode, the camera shoots a series of frames of the same scene at different exposure settings. Value type: Short |
WhiteBalance | This tag indicates the white balance mode set when the image was shot. Value type: Short |
DigitalZoomRatio | This tag indicates the digital zoom ratio when the image was shot. If the numerator of the recorded value is 0, this indicates that digital zoom was not used. Value type: Rational |
FocalLengthIn35mmFilm | This tag indicates the equivalent focal length assuming a 35mm film camera, in mm. A value of 0 means the focal length is unknown. Note that this tag differs from the FocalLength tag. Value type: Short |
SceneCaptureType | This tag indicates the type of scene that was shot. It can also be used to record the mode in which the image was shot. Note that this differs from the SceneType tag. Value type: Short |
GainControl | This tag indicates the degree of overall image gain adjustment. Value type: Short |
Contrast | This tag indicates the direction of contrast processing applied by the camera when the image was shot. Value type: Short |
Saturation | This tag indicates the direction of saturation processing applied by the camera when the image was shot. Value type: Short |
Sharpness | This tag indicates the direction of sharpness processing applied by the camera when the image was shot. Value type: Short |
DeviceSettingDescription | This tag indicates information on the picture-taking conditions of a particular camera model. The tag is used only to indicate the picture-taking conditions in the reader. Value type: Undefined |
SubjectDistanceRange | This tag indicates the distance to the subject. Value type: Short |
ImageUniqueID | This tag indicates an identifier assigned uniquely to each image. It is recorded as an ASCII string equivalent to hexadecimal notation and 128-bit fixed length. Value type: Ascii |
CameraOwnerName | This tag records the owner of a camera used in photography as an ASCII string. Value type: Ascii |
BodySerialNumber | This tag records the serial number of the body of the camera that was used in photography as an ASCII string. Value type: Ascii |
LensSpecification | This tag notes minimum focal length, maximum focal length, minimum F number in the minimum focal length, and minimum F number in the maximum focal length, which are specification information for the lens that was used in photography. When the minimum F number is unknown, the notation is 0/0 Value type: Rational |
LensMake | This tag records the lens manufactor as an ASCII string. Value type: Ascii |
LensModel | This tag records the lens's model name and model number as an ASCII string. Value type: Ascii |
LensSerialNumber | This tag records the serial number of the interchangeable lens that was used in photography as an ASCII string. Value type: Ascii |