The Technical World Magazine, Volume 9Technical World Company, 1908 |
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Page 93
... light which made the picture of the violet , struck the silver emulsion only through the violet starch grains . The red and green grains would not pass the violet light . Now , with the image re- duced to nothing , the plate shows a vio ...
... light which made the picture of the violet , struck the silver emulsion only through the violet starch grains . The red and green grains would not pass the violet light . Now , with the image re- duced to nothing , the plate shows a vio ...
Page 234
... LIGHT . A Skidoo Light We have a small electric sign , for which we want to make a flasher to turn the light on and off automatically . We do not know how to go at it , and would be glad to see some hints on its construction . - A ...
... LIGHT . A Skidoo Light We have a small electric sign , for which we want to make a flasher to turn the light on and off automatically . We do not know how to go at it , and would be glad to see some hints on its construction . - A ...
Page 577
... light gradations of the picture at the sending station . As a consequence the beams of light reflected will in turn oscillate between the center and the edge of the lens . Now , as the sensitive film is placed at the conjugated focus of ...
... light gradations of the picture at the sending station . As a consequence the beams of light reflected will in turn oscillate between the center and the edge of the lens . Now , as the sensitive film is placed at the conjugated focus of ...
Contents
Testing Seeds for the Farm W | 11 |
TABLE | 13 |
First Balloon Flight Across Central Alps | 23 |
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