Uploaded 2-Jul-11
Taken 2-Jul-11
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Photo Info

Dimensions760 x 1140
Original file size945 KB
Image typeJPEG
Color spaceUncalibrated
The 36-inch Refractor

The 36-inch Refractor

Date: June 25, 2011
Location: Lick Observatory, Mt. Hamilton (4200’), California
Optics: Canon EF 17-40mm f/4L USM
Camera: Canon EOS 7D
Exposure: One single light frame of 1/25 second, f/4, ISO 3200