| amateur astronomy photo search for 'cassegrain lomo optic, austria mounting mr. pressberger (20.00inch / fl=5000mm ) focal reducer allen gee about f1/7' | 1.
voted:
5.47 /
34 votes |  | Globular Cluster in Hercules ( M13 NGC6205 )
cassegrain lomo optic, austria mounting mr. pressberger (20.00inch / fl=5000mm ) focal reducer allen gee about f1/7
Canon EOS 300D (digital rebel)
Dr. Dietmar Hager | | | |
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