Society of Glass Technology · [Sheffield] · leaf 302
Variation, yntAcRejjmoUvt- LndeecuUk tfis. BaOamf&nt V&ruUccn m. the- TotaCBaO amXmt … 10 20 30 10 Percentage, of barium oxide. 20 30 (6) The rise in refractive index of the D line, due to increasingthe percentage of lead oxide and diminishing the percentage ofsilica, the sodium oxide being kept constant, is shown in Fig. 4.The curves for the corresponding potassium oxide glasses are…
Glass
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
