far better tha opanda is Kuso exif viewer you can find it on google. Download the program and then to use it by right click over photo and the dropdown list will have Kuso on it. Click on this and tick the box at the top and you will have everything including camera serial number. don't edit photo first.
example from one of my pictures
Standard Information
Make: NIKON CORPORATION
Model: NIKON D300
Software: Ver.1.10
ImageSize: 4288x2848
ComponentsConfiguration: Y, Cb, Cr, -
CreateDate: 2010:03:09 22:16:05
ModifyDate: 2010:03:09 22:16:05
DateTimeOriginal: 2010:03:09 22:16:05
ExposureTime: 1/250"
Aperture: F1.4
MaxAperture: F1.4
DepthOfFocus: 0.05 m (1.47 - 1.52)
CircleOfConfusion: 0.020 mm
HyperfocalDistance: 89.15 m
ExposureProgram: Shutter speed priority AE
ExposureBiasValue: +2/3
CompressedBitsPerPixel: 4
MeteringMode: Multi-segment
Flash: On, Return not detected
ISO: 640
WhiteBalance: Auto
FocalLength: 50.0 mm
FocalLength35efl: 50.0 mm (35 mm equivalent: 75.0 mm)
SensingMethod: One-chip color area
SceneType: Directly photographed
ColorSpace: sRGB
NoiseReduction: Off
Contrast: Normal
Saturation: Normal
Sharpness: Hard
ShutterCount: 12717
LensSpec: 50mm f/1.4 G
GPS Information
GPSVersionID: 2.2.0.0
Other Information
AFAperture: 1.4
AFAreaMode: Unknown (6)
AFInfo2Version: 0100
AFPointsUsed: C6
ActiveD-Lighting: Normal
Artist: BAZZA
AutoBracketRelease: Auto Release
AutoFocus: On
BitsPerSample: 8
BlueBalance: 1.296875
Brightness: Normal
CFAPattern: [Red,Green][Green,Blue]
ColorBalance1: 1.5703125 1.296875 1 1
ColorComponents: 3
Compression: JPEG (old-style)
Copyright: CBL PHOTOGRAPHY
CropHiSpeed: Off (4352x2868 cropped to 4352x2868 at pixel 0,0)
CustomRendered: Normal
DateDisplayFormat: D/M/Y
DaylightSavings: No
DigitalZoomRatio: 1
Directory: C:\Documents and Settings\Owner\My Documents\My Pictures\Picture or Video
DirectoryNumber: 101
EffectiveMaxAperture: 1.4
EncodingProcess: Baseline DCT, Huffman coding
ExifByteOrder: Big-endian (Motorola, MM)
ExifImageHeight: 2848
ExifImageWidth: 4288
ExifVersion: 0221
ExitPupilPosition: 89.0 mm
ExposureBracketValue: 0
ExposureDifference: -1.7
ExposureMode: Auto
ExternalFlashFirmware: n/a
ExternalFlashFlags: (none)
FNumber: 1.4
FOV: 26.1 deg (0.69 m)
FileInfoVersion: 0100
FileModifyDate: 2010:03:09 22:16:06+00:00
FileName: Picture or Video 002.JPG
FileNumber: 1221
FileSize: 6.7 MB
FileSource: Digital Camera
FileType: JPEG
FilterEffect: n/a
FlashCommanderMode: On
FlashControlMode: iTTL-BL
FlashExposureBracketValue: 0.0
FlashExposureComp: 0
FlashGroupAControlMode: iTTL-BL
FlashGroupAExposureComp: 0
FlashGroupBControlMode: iTTL-BL
FlashGroupBOutput: Full
FlashGroupCControlMode: Off
FlashGroupCExposureComp: 0
FlashInfoVersion: 0103
FlashMode: Fired, TTL Mode
FlashSetting: Normal
FlashType: Built-in,TTL&Comdr.
FlashpixVersion: 0100
FocalLengthIn35mmFormat: 75 mm
FocusDistance: 1.50 m
FocusMode: AF-S
FocusPosition: 0x11
GainControl: Low gain up
HighISONoiseReduction: Off
HueAdjustment: None
ISO2: 635
ISOExpansion: Off
ISOExpansion2: Off
ISOSetting: 640
ImageAuthentication: On
ImageBoundary: 0 0 4288 2848
ImageDataSize: 6941490
ImageHeight: 2848
ImageWidth: 4288
InteropIndex: R98 - DCF basic file (sRGB)
InteropVersion: 0100
Lens: 50mm f/1.4
LensDataVersion: 0203
LensFStops: 7.00
LensID: AF-S Nikkor 50mm f/1.4G
LensIDNumber: 160
LensType: G
LightSource: Unknown
LightValue: 6.3
MCUVersion: 162
MakerNoteVersion: 2.10
MaxApertureAtMaxFocal: 1.4
MaxApertureAtMinFocal: 1.4
MaxApertureValue: 1.4
MaxFocalLength: 50.4 mm
MinFocalLength: 50.4 mm
MultiExposureAutoGain: Off
MultiExposureMode: Off
MultiExposureShots: 0
MultiExposureVersion: 0100
Orientation: Horizontal (normal)
PictureControlAdjust: Full Control
PictureControlBase: Neutral
PictureControlName: Neutral
PictureControlQuickAdjust: n/a
PictureControlVersion: 0100
PreviewImageLength: 23116
PreviewImageStart: 9128
ProgramShift: 0
Quality: Fine
RedBalance: 1.570313
ResolutionUnit: inches
RetouchHistory: None
ScaleFactor35efl: 1.5
SceneCaptureType: Standard
SerialNumber: 8029137
ShootingMode: Single-Frame
ShotInfoVersion: 0210
ShutterSpeed: 1/250
SubSecCreateDate: 2010:03:09 22:16:05.24
SubSecDateTimeOriginal: 2010:03:09 22:16:05.24
SubSecModifyDate: 2010:03:09 22:16:05.24
SubSecTime: 24
SubSecTimeDigitized: 24
SubSecTimeOriginal: 24
SubjectDistanceRange: Unknown
ThumbnailLength: 9120
ThumbnailOffset: 32404
Timezone: +00:00
ToningEffect: n/a
ToningSaturation: n/a
UserComment:
VRInfoVersion: 0100
VibrationReduction: Off
WB_GRBGLevels: 256 402 332 256
WhiteBalanceFineTune: 0 0
XResolution: 300
YCbCrPositioning: Co-sited
YCbCrSubSampling: YCbCr4:2:2 (2 1)
YResolution: 300