Experimental science. Elementary, practical and experimental physics (1890)
Hopkins, George M. (George Milton), 1842-1902 · New York, Munn & co. · leaf 360
ary with the object, from fifteen seconds to asmany minutes. In some cases the time extends to hours. Fig. 320 shows the arrangement of the lantern, the micro-scope, and the camera box. It will be noticed that theannular space in the end of the camera box around themicroscope tube is stopped by a… … although AGUERREOTYPYone of the most notable inventionsof the present century, is alreadyobsolete. It is nearly forgotten bythose who practiced it, and is notpreserved in all its details in theliterature of photography. It isundoubtedly safe to say that avery small proportion of profes-sional…
Physics · Lantern projection · Electric apparatus and appliances
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