The National Geographic Magazine, Volume 106National Geographic Society, 1954 - Geography Indexes kept up to date with supplements. |
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Page 94
... picture and orders the switcher ( left ) to put it on 1 reproduce this picture . Screens on the shelf above hold special picture effects and advertising . controls the sound . An announcer sits in the soundproof booth . tographer e ...
... picture and orders the switcher ( left ) to put it on 1 reproduce this picture . Screens on the shelf above hold special picture effects and advertising . controls the sound . An announcer sits in the soundproof booth . tographer e ...
Page 95
... picture is focused not on a film but on a metal plate covered with thousands of tiny dots of a metallic element , cesium . Each of these dots of cesium is photoelec- tric ; that is , it has the ability to convert light into electricity ...
... picture is focused not on a film but on a metal plate covered with thousands of tiny dots of a metallic element , cesium . Each of these dots of cesium is photoelec- tric ; that is , it has the ability to convert light into electricity ...
Page 104
... picture . We have seen how a television show is car- ried across the country from a studio . Many programs , of ... picture are far more complex than for black and white . A color camera , using mirrors and color fil- ters , breaks the ...
... picture . We have seen how a television show is car- ried across the country from a studio . Many programs , of ... picture are far more complex than for black and white . A color camera , using mirrors and color fil- ters , breaks the ...
Contents
Spearing Lions with Africas Masai These Spartan Aristocratic War | v |
New National Geographic Map Depicts Northern Africa and the Mediter | vii |
Lured by the Grandeur of Distant Peaks Four | xii |
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