Czy mógłby ktoś wytłumaczyć co oznaczają i jakie inne wartości mogą przyjmować poszczególne pozycje w exifie?

Camera
Make OLYMPUS OPTICAL CO.,LTD
Model C750UZ
Orientation upper left
X resolution 72
Y resolution 72
Resolution unit 2
Software v753u-79
Datetime 2003:06:21 11:56:06
YCbCr positioning co-sited
Image
Image description OLYMPUS DIGITAL CAMERA
Exposure time 1/80 s
F-number 8
Exposure program Aperture priority
ISO speed ratings 50
Date/time original 2003:06:21 11:56:06
Date/time digitized 2003:06:21 11:56:06
Component config YCbCr
Compressed BPP 5
Exposure bias value 0
Max. aperture value 3.4
Metering mode Pattern
Light source Unknown
Flash Flash fired [auto]
Focal length 12.7 mm
User comment
Colorspace sRGB
Pixel X dimension 2288
Pixel Y dimension 1712
Scene type Photographed image
Custom Rendered Normal process
Exposure mode Auto exposure
White balance Auto white balance
Digital zoom ratio 0
Scene capture type Standard
Gain control None
Contrast Normal
Saturation Normal
Sharpness Normal
Artist
Copyright
Miscellaneous
Exif version (30,32,32,30)
Maker note (4f,4c,59,4d,50,00,01,00,...............
FlashPix version (30,31,30,30)
File source DSC
Maker Note
Special Mode Normal
JPEG Quality High
Macro Normal
Digital Zoom Ratio 1
Software Version SX75
Picture Info [pictureInfo] Resolution=2 [Camera Info] Type=SX753