Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 276
Fig. 45.—Transmission experiments. errors were present, but the resultswere encouraging, and suggested thatthere were several different types ofscattering. This, however, was due tothe unfamiliar appearance of the curve,which, when plotted with rectangular 0 10 20 30 4-0 50 60 70 80 90Fig.… … 0 10 20 SO 4-0 50 60 Fig. 47.—Blotting paper and stearin. the result of experiments bearing on theBunsen grease spot, and show scatteringproduced by blotting paper soaked instearin, plain blotting paper, and twointermediate states with the stearinpartly ironed out.
Lighting
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