Researches on Light in Its Chemical Relations: Embracing a Consideration of All the Photographic ProcessesLongman, 1854 - 396 стор. |
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Сторінка vi
... described were the reward of my experiments . The analyses of the solar beam , determining the relation between the Light and the chemical power of the solar rays are almost entirely original . The investigations on the influence of ...
... described were the reward of my experiments . The analyses of the solar beam , determining the relation between the Light and the chemical power of the solar rays are almost entirely original . The investigations on the influence of ...
Сторінка xv
... Dr. Young , and I have printed in the Appendix a letter from the Rev. J. B. Reade , who strongly supports Dr. Young's position . An attentive consideration of Dr. Young's experiment , as there described , proves no more than this ,
... Dr. Young , and I have printed in the Appendix a letter from the Rev. J. B. Reade , who strongly supports Dr. Young's position . An attentive consideration of Dr. Young's experiment , as there described , proves no more than this ,
Сторінка xvi
Embracing a Consideration of All the Photographic Processes Robert Hunt. as there described , proves no more than this , that , as in the ordinary refracted spectrum the chemical action is found at its maximum about the region of the ...
Embracing a Consideration of All the Photographic Processes Robert Hunt. as there described , proves no more than this , that , as in the ordinary refracted spectrum the chemical action is found at its maximum about the region of the ...
Сторінка xviii
... described in the Appendix . Regarding , therefore , the chemical prin- ciple as something distinct from either Light or Heat , it became necessary to establish some term by which it should be recognised . In the first edition of these ...
... described in the Appendix . Regarding , therefore , the chemical prin- ciple as something distinct from either Light or Heat , it became necessary to establish some term by which it should be recognised . In the first edition of these ...
Сторінка xx
... described ; but these are broadly distinguished from the effects produced by ACTINISM . These remarks and this explanation of my views were thought necessary , owing to the severity with which my opinions have been judged : I have only ...
... described ; but these are broadly distinguished from the effects produced by ACTINISM . These remarks and this explanation of my views were thought necessary , owing to the severity with which my opinions have been judged : I have only ...
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absorption actinic action of Light ammonia appears Becquerel bleaching blue rays brown calotype camera obscura carbonic acid chemical action chemical rays chloride of silver chromate collodion COLLODION PROCESS colour combination copper Daguerréotype dark darkened distilled water dried Edition effect employed Engravings experiments exposed exposure ferrocyanide fluid formed gallic acid germination gold green rays guaiacum heat hyposulphite of soda impression influence intensity iodide of silver iodine iron least refrangible luminous rays mercury metallic Niepce nitrate of silver nitric acid observed obtained orange oxide oxygen paper peculiar phenomena photographic picture placed plants portion Post 8vo potash potassium precipitate prepared prism prismatic spectrum produced quantity quinine radiations red rays refrangible rays remarkable salts of silver sensitive Sir John Herschel solar rays solution of nitrate space sun's rays sunshine surface tint tion uranium glass vapour vegetable violet rays visible vols washed yellow ray
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