Problems in physics. Derived from military situations and experience (1919)
United States. War Dept. Committee on education and special training, Dodge, Homer Levi, 1887- · [Washington? · leaf 187
)?ure 12. Battery Commanders Telescope. OPTICAL SYSTEMS 149 OBJECTIVEPRISM OBJECTIVE ERECTINGPRISM EYEPIECE. Figure 13 BATTERY COMMANDERS TELESCOPE 79. Trace a pair of rays through the Battery Commanders tele- scope and discover whether the image is erect or not. 80. Count the number of reflections… … OPTICAL SYSTEMS 151 THE PANORAMIC SIGHT 81. Will the image be erect in the hypothetical panoramic sight shown in Figure 14 (a), which has two right angle prismsand the objective prism turned for a back sight? 82. Will the image be perverted? 83. If the objective prism is turned around so that…
Physics · Military art and science
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