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Hajar | all galleries >> Palaeogalleries >> A Brief History of Plants >> Petrified Wood > 23 cm section of the wood (Callixylon whiteanum) of Archaeopteris, one of the earliest trees. Woodford Shale, Oklahoma, USA.
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31-JUL-2009

23 cm section of the wood (Callixylon whiteanum) of Archaeopteris, one of the earliest trees. Woodford Shale, Oklahoma, USA.

RS.P1490.

Sony DSLR-A350
1/60s f/2.8 at 105.0mm iso400 hide exif
Full EXIF Info
Date/Time31-Jul-2009 09:55:57
MakeSony
ModelDSLR-A350
Flash UsedNo
Focal Length105 mm
Exposure Time1/60 sec
Aperturef/2.8
ISO Equivalent400
Exposure Bias
White Balance
Metering Modematrix (5)
JPEG Quality
Exposure Programprogram (2)
Focus Distance

other sizes: small medium large original auto
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