Spectrum analysis in its application to terrestrial substances, and the physical constitution of the heavenly bodies / familiarly explained by H. Schellen ; translated from the second enlarged and revised German edition by Jane and Caroline Lassell ; edited with notes by William Huggins ; with numerous woodcuts and coloured plates, and Ångström's and Kirchhoff's maps.
- Heinrich Schellen
- Date:
- 1872
Licence: Public Domain Mark
Credit: Spectrum analysis in its application to terrestrial substances, and the physical constitution of the heavenly bodies / familiarly explained by H. Schellen ; translated from the second enlarged and revised German edition by Jane and Caroline Lassell ; edited with notes by William Huggins ; with numerous woodcuts and coloured plates, and Ångström's and Kirchhoff's maps. Source: Wellcome Collection.
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![FIG. PAGE 27. Path of a Ray of Light through a Prism . . .77 28. Refraction of a Ray of Light by a Prism . . .78 29. Viewing Objects through a Prism . . . *79 30. Divergence of the different coloured Rays in passing through a Prism ....... 80 31. Prism of Bisulphide of Carbon . . . . -85 32. Exhibition of the Solar Spectrum . . . .86 33. Indivisibility of the Pure Colours of the Spectrum . 89 34. Projection of the Spectrum of the Lime-light . . 91 35. Browning’s Electric Lamp . . . . . -95 36. Action of the Double Prism ..... 96 37. Recombination of the Colours of the Spectrum . . 97 38. Influence of the Width of Slit on the Purity of the Spectrum ........ 99 39. Volatilization of Metals in the Electric Light . -103 40. Ruhmkorff’s Electric Lamp . . . . .106 41. The simple Spectroscope . . . . . .111 42. Indivisibility of the Pure Colours of the Spectrum . 112 43. Neutralization of Refraction and Dispersion . . 113 44. Amici’s Direct-vision System of Prisms . . .114 45. Herschel’s Direct-vision Prism . . . . .116 46. Herschel-Browning’s System of Prisms . . . 117 47. Janssen-Hofmann’s Direct-vision Spectroscope . .118 48. Janssen’s Direct-vision System of Prisms . . .119 49. Browning’s Miniature Spectroscope . . . .119 50. Graduated Scale in Spectroscope . . . .121 51. Micrometer for Measuring the Distances between the Lines . . . . . . . . *123 52. Compound Spectroscope . . . . . .127 53. Kirchhofif’s Spectroscope, by Steinheil . . .128 54. Large Spectroscope of the Kew Observatory . . 129 55. Path of a Ray through nine Prisms . . . *131 56. Browning's Automatic Spectroscope . . . 133 [Automatic Spectroscope used by Huggins] . .136 57. The Prism of Comparison, or Reflecting Prism . .139 58. The Prism of Comparison . . . . . .140 59. The Double Spectrum . . . . . .141 60. Hofmann’s Prism of Comparison. . . . .142 61. Table of Spectra according to Kirchhoff and Bunsen . 144](https://iiif.wellcomecollection.org/image/b28057892_0024.jp2/full/800%2C/0/default.jpg)
