The history of three-color photography (1925)

General Index 743 PAGE Prism filters 102 Prism grids ISO Prism in lenses 1% Prism, Nicol 592 Prism reflector 143 Prisms, rhomboidal 126, 131. r Prisms, right-angled 131 Prisms, side by side *>lH Prisms, silvered 123 Prism, tetrahedral 131 Prisms, truncated 594 Prisms, Wenham 140, 207. 209, 593, 594 Process work 3i Production of greys 11 Projector 206 Projectors, coupled Projection niters, additive 626 Projection, four-color 593 Projection, mirrors in 593 Projection printer 648 Projection screen, screen-plate 5ii Projection, simultaneous 583 Projection, transmitted and reflected 503 Projector, spectrum 103 Protective dyes 302 Protective screens 61 Protuberances, individual relief 355 Purpurate, acid ammonium 365 Purity of dyes 48 Pseudo-color processes 429 Pyrazolone dyes 103 Pyrocatechin without sulfite 355 Pyrocatechin oxidized 354 Pyrochromographie 417 Pyrogallol developer, screen-plate 517 Pyrogallol, oxidized 351 Pyrogallol stain 404 Pyroxylin Pyroxylin for filters 95 Buinocyanins 284 uantity of dye 219, 266 Quinolin in dye bath >24 Quinolin red 246 Quinomet developer, screen-plate 519 Quinon mordant 382 Radiometer, Crooke's 145 Radiotint 429 Ratiometer, Klein's 289 Ratiometer, Newton & Furnald's 103 Ratiometer, Penrose's 103 Ratios filters 56 Raydex process 338, 344 Raylo process 336 Rays, infra-red 247 Rate of drying bathed plates 266 Recovery of isocyanins 277 Red absorbing dyes 59 Red color mixture curve 17 Red filter, fundamental 92 Red filter, tri-color 22, 92 Red ink 22, 35 Red pot glass 97 Red, primary 14 Red printer filter 72 Red-printing plate, sensitiveness 11 Red sensitizers 221, 245,253 Reduced chromium mordant 366 Reducing reliefs 324 Reduction titling 645 Reflected projection 593 Reflective silver image Reflectors 181 Reflectors, colored 102, 131 Reflector, dichroic 183 Reflector distortion 139 Reflector divider 127 Reflectors, dot 171 Reflector, filter 131 Reflector frame 104 Reflectors, lined 171 Reflector modifications 139 Reflectors, oscillating color 612 Reflectors, partially silvered 145 Reflector, perforated 149, 192,642 Reflector, prism 143 Reflector refraction error 143 Reflectors, right-angled 137,201 Reflector, silver striped 143, 190 Reflectors, stretched 103 Reflectors, wedge 117. 140 Refraction process 665 Register 150 Register marks 145 Registration 452 tration by perforations 653 Registration by pins Registration target 186 Registering tine films 647 Registering frame 145 Registering frame, screen-plate 559 Registration of positives 445 Registration of prints 332 tration, screen-plate 475,502 Relief processes 347 Relief cine films 631,635 Reliefs, colorless 3): Reliefs, control by sulfite 352, 692 Reliefs, developed 351, 692 Reliefs, dichromate 347 Reliefs, emulsion for 451 Relief, etching 356 Reliefs, fish glue 446 Reliefs for imbibition 346 Reliefs, inert powders in 346 Reliefs, Kodachrome 411 Relief lantern slides, high 441 Reliefs, predyeing 445 Reliefs, printing out paper 335 Reliefs, protuberances 355 Reliefs, reducing 324 Reliefs, silver salts in 441, 445 Repeating back 144 Repfiturance 538 Repliturant 538 Repliture 538 Reproduction, color change in ♦ 21 Reproducing filter, Autochrome S2, 83 Reproducing screen-plates 551,696 Resilient pad 601 Resensitized cine films 632 Resensitizing old Autochrome 513 Resin screen elements 175. 481, 483, 497 Resin soaps, sensitive 410 Resinates, sensitive 419 Resinous dyes for pinatype 398 Resinous carbon pigments 335 Resinopigmentypy 696 Resist, greasy 494, 497 Res, st, rubber 494 Resist screen-plates 492 Resolving power of eye 462, 602 Resorcin dyes 216 Retinal sensations 2 Reversal, screen-plate 536 Reversal of spectrum 239 Reversing solution 523 Revolving mirror I Rhomb, Lummer-Brodhun 103 Rhomboidal prisms 126, 131. 148, 106. 108. 202,209 Ribbon filter 86 Ribbon shutter 584 Right-angled prism | Right angled reflectors 137, 201 Ripid support for pinatype 308 Ripening, intergranular 223 Rippled aluminum screen 532 Roll film camera 126 Roll film, bipach 165 Roll films. Past man 324, 450 Roll film with filters 86 Roll holder 144 Rose Bengal lake 23 Rotary mirrors 593 Rotating disk camera 133 Rotating mirror 135, 172, 196, 201 Rubber resist 494 Ruling machine 503,508