Hunt, Robert, 1807-1887, author, Contained in (work): Hunt, Robert, 1807-1887. Manual of photography · London ; Glasgow : Richard Griffin and Company · leaf 119
e latter arrangement some of the advantages of correct focusing are in- sured. In the ordinary form of folding camera, the focus adjust- ment is limited to the rack movement on the brass work holding the lenses. It not unfrequently happens that alterations of focal distance, or a wider range than… … traits, with the convenient sliding arrangement. It is, in addi- tion, constructed with double opening, so that it can be applied for taking landscapes as well as portraits. Before quitting the subject of cameras, attention should be directed to the following stereoscopic camera obscura. On…
Photography
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