. tance, by holdinga piece of delicately tinted glass in front of the object glasses of a Magic Lantern, anentire change is produced upon the picture on the screen, giving it a color corres-ponding with the tint of the glass ; and by the exercise of a little taste in selectionof the colors employed, a variety of delicate transformations may thus be produced—a blue glass will give the eflfect of moonlight, a light red glass will cast a sunset glowover the picture, and bo on. Statuary, also, can be colored by the use of thesetinters. i
. tance, by holdinga piece of delicately tinted glass in front of the object glasses of a Magic Lantern, anentire change is produced upon the picture on the screen, giving it a color corres-ponding with the tint of the glass ; and by the exercise of a little taste in selectionof the colors employed, a variety of delicate transformations may thus be produced—a blue glass will give the eflfect of moonlight, a light red glass will cast a sunset glowover the picture, and bo on. Statuary, also, can be colored by the use of thesetinters. in exhibitor must be careful to have the apparatus always in perfect conditioand the views arranged in the order in which they are to be shown ; ko, that in tdark, the hand can be immediately placed upon the required slider. He must ne\be in a hurry, and the audience must not be allowed to come too close to the appuratus, for some inquisitive intermeddler will be sure to make confusion by di»arranging the views, and thus mar the beauty of the exhibition. 9. Geo. H. Pierce, Philadelphia, Pa, OXY-HYDEOGEN STEREOPTICONS, No. 600. Tmi ftmiim Mj-Mjingm St@i@@|i@ Consisting of two Lanterns of finely-finished and well-seasoned kiln-dried ma-hogany with double metal tops; each fifteen inches long, eleven inches wide, eleveninches high; hinged Door at back aud also at side of each Lantern; the front,of each Lantern removable at pleasure to accommodate accessory apparatus forchemical or scientific experiments; mounted on elevated mahogany Platform, withlateral and vertical Movements for each Lantern; T. H. McAllisters Slide Spring andStop; Indicator for pointing out to the audience any particular part of the view;first-quality plano-convex Condensiug-Lenses, 4^ inches diameter, mounted inbrass; Extra-quality large-size Achromatic Object Glasses, giving four differ-ent magnifying powers, free from chromatic or spherical aberration; for focussing; first-quality Ox
Size: 1243px × 2010px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1880, booksubjectproject, bookyear1888
