Lockyer, Norman, Sir, 1836-1920. n 86860325 · London : Kegan Paul. Trench, Trubner & Co. · leaf 85
Methods of Demonstration. 67 we wish to observ'e what happens when we allow light to pass through vapours, or gases, or liquids. Different … Fig. 23. — Di.igram illustrating the various kinds of absorption, and the characteristic absorption of some bodies. 7, Absorption of the red end of the spectrum ; 5 & 6, absorption of the blue end ; 1, special absorption of permanganate of potash ; 2. ditto of blood ; 3, ditto of chlorophyll ; 4,…
Spectrum analysis · Color
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