Mees, C. E. Kenneth (Charles Edward Kenneth), 1882-1960, Newton, A. J · Croydon, Wratten & Wainwright · leaf 104
projected, either by means of a triple lantern or by such a device as the photochromo- scope. The filters to be used for projection are somewhat different both from the taking filters and also from the original narrow bands which we have hitherto assumed. In projection with the triple lantern,… … CURVE or NATURAL BLUE — GREEN MATCHING PURE LIGHT OF W.L. 5,200 4000 3,000 6.000 TOO Fig. 24 absorptions of the projecting filters should be abrupt, and that they should not appreciably overlap one another. Inasmuch as the taking filters do somewhat overlap, it is better to use a different set for…
Photography · Color photography
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