On the Connexion of the Physical Sciences |
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Page xiii
Chemical or Photographic Rays of Solar Spectrum — Scheele , Ritter , and Wollaston's Discoveries Wedgwood's and Sir Humphry Davy's Photographic Pictures — The Calotype — The Daguerreotype The Chromatype The Cyanotype Collodion Sir John ...
Chemical or Photographic Rays of Solar Spectrum — Scheele , Ritter , and Wollaston's Discoveries Wedgwood's and Sir Humphry Davy's Photographic Pictures — The Calotype — The Daguerreotype The Chromatype The Cyanotype Collodion Sir John ...
Page xiv
Terrestrial Heat — Radiation — Transmission — Melloni's experiments - Heat in Solar Spectrum Polarization of Heat - Nature of Heat Absorptions — Dew — Rain Combustion — Expansion - Compensation Pendulum - Transmission through Crystals ...
Terrestrial Heat — Radiation — Transmission — Melloni's experiments - Heat in Solar Spectrum Polarization of Heat - Nature of Heat Absorptions — Dew — Rain Combustion — Expansion - Compensation Pendulum - Transmission through Crystals ...
Page 159
... separating the rays by refraction , formed a spectrum or oblong image of the sun , consisting of seven colours , red , orange , yellow , green , blue , indigo , and violet — of which the red is the least refrangible , and the violet ...
... separating the rays by refraction , formed a spectrum or oblong image of the sun , consisting of seven colours , red , orange , yellow , green , blue , indigo , and violet — of which the red is the least refrangible , and the violet ...
Page 160
The rich dark light transmitted by a smalt - blue finger - glass is not a homogeneous colour like the blue or indigo of the spectrum , but is a mixture of all the colours of white light which the glass has not absorbed .
The rich dark light transmitted by a smalt - blue finger - glass is not a homogeneous colour like the blue or indigo of the spectrum , but is a mixture of all the colours of white light which the glass has not absorbed .
Page 161
By this analysis of the spectrum , not only with blue glass but with a variety of coloured media , Sir David Brewster , so justly celebrated for his optical discoveries , is of opinion that the solar spectrum consists of three primary ...
By this analysis of the spectrum , not only with blue glass but with a variety of coloured media , Sir David Brewster , so justly celebrated for his optical discoveries , is of opinion that the solar spectrum consists of three primary ...
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