Experimental science. Elementary, practical and experimental physics (1890)
Hopkins, George M. (George Milton), 1842-1902 · New York, Munn & co. · leaf 662
- show the outline of the lamp and theblack carbon filament. A current is then sent through thelamp, when tl;ie filament becomes incandescent and shows asa brilliant arch on the screen, while all the parts of the lampare distinctly visible. LANTERN PROJECTION. 639 In Fig. 617 is siiown a method of… … Incandescent Lamp arranged for Projection. the experiment. The lamp consists of two wire carbonholders attached to a wooden standard and connected withthe rods of the lantern, as in the cases before described. The Fig. 617.
Physics · Lantern projection · Electric apparatus and appliances
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