Porro 1..
Refraction and reflection through a prism from a pair of binoculars..
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2
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1
comment
Uploaded on August 18, 2008
Taken on January 1, 1980
Porro 1..
Refraction and reflection through a prism from a pair of binoculars..
378
views
2
faves
1
comment
Uploaded on August 18, 2008
Taken on January 1, 1980