When a white surface, covered with solution of nitrate of silver, is placed behind a painting on glass exposed to the solar light, the rays transmitted through the differently painted surfaces produce distinct tints of brown or black, sensibly differing... System of Theoretical and Practical Chemistry ... - Page 160by Friedrich Christian Accum - 1808Full view - About this book
| 1843 - 630 pages
...the rays transmitted through the differently painted surfaces ' produce distinct tints of brown and black, sensibly differing ' in intensity according...where ' the light is unaltered, the colour of the light becomes deepest. ' For copying paintings on glass the solution should be applied ' on leather,... | |
| 1843 - 632 pages
...light, the rays transmitted through the differently painted surfaces produce distinct tints of brown and black, sensibly differing in intensity according to...picture; and where the light is unaltered, the colour of tb3 light becomes deepest. For copying paintings on glass the solution should be applied on liat/ter,... | |
| John Ayrton Paris - 1825 - 644 pages
...action of the sun ; the rays of light transmitted through the differently painted surfaces will produce tints of brown or black, sensibly differing in intensity,...and where the light is unaltered, the colour of the Solar Phosphori. nitrate becomes deeper, or approaches more nearly to the metallic state.* 386. Light... | |
| John Ayrton Paris - 1831 - 582 pages
...on glass, exposed to the solar light, the rays transmitted through the differently coloured surfaces produce distinct tints of brown or black, sensibly...unaltered, the colour of the nitrate becomes deepest. Besides this application of the method of copying, there are many others. It may be rendered subservient... | |
| John Ayrton Paris - 1831 - 598 pages
...on glass, exposed to the solar light, the rays transmitted through the differently coloured surfaces produce distinct tints of brown or black, sensibly...unaltered, the colour of the nitrate becomes deepest. Besides this application of the method of copying, there are many others. It may be rendered subservient... | |
| 1842 - 496 pages
...on glass exposed to the solar light, the rays transmitted through the differently painted surfaces produce distinct tints of brown or black, sensibly...the .picture, and where the light is unaltered, the color of the nitrate becomes deepest. " When the shadow of any figure is thrown upon the prepared surface,... | |
| THE EDINBURGH REVIEW OR CRITICAL JOURNAL - 1843 - 672 pages
...the rays transmitted through the differently painted surfaces ' produce distinct tints of brown and black, sensibly differing ' in intensity according...where * the light is unaltered, the colour of the light becomes deepest. ' For copying paintings on glass the solution should be applied * on leather,... | |
| 1843 - 1266 pages
...the rays transmitted through 'the differently painted surfaces produce distinct 'tints of brown and black, sensibly differing in •intensity according...•where the light is unaltered, the colour •of tbe light becomes deepest. For copying •paintings on glass the solution should be applied 'on leather,... | |
| 1847 - 610 pages
...on glass exposed to the solar light, the rays transmitted through the differently painted surfaces, produce distinct tints of brown or black, sensibly...the picture, and where the light is unaltered the color of the nitrate becomes deepest. When the shadow of any figure is thrown upon the prepared sur*... | |
| Abel Stevens, James Floy - 1852 - 610 pages
...light transmitted through different colored glasses, acts upon it with different degrees of intensity. When the shadow of any figure is thrown upon the prepared surface, the part concealed bv it remains white, and the other parts speedily become dark. For copying paintings on glass, the... | |
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