Lens:  Canon 17-40mm L @ f/5
Platform:  Homemade Robotic Barndoor
Camera:  Hutech Modified Canon XTi @ ISO800
Exposure:  10m
Filters:  None
Location:  Payson - Tonto Natural Bridge, Arizona
Elevation:  5500 ft.
Sky:  Transparency 8/10
Outside Temperature:  75F
Processing Tools:  Photoshop CS2, Maxim DSLR
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