Light: A Series of Simple, Entertaining, and Inexpensive Experiments in the Phenomena of Light, for the Use of Students of Every AgeD. Appleton, 1877 - 112 páginas |
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Página 18
... the Phenomena of Light, for the Use of Students of Every Age Alfred Marshall Mayer, Charles Barnard. M A B N EQUINOX SUN AT ------------ O 1 2 3 4 5 6 T 8 IN . 1 SCALE 18 FIG . 1 . metres ) wide and two or more feet long ,
... the Phenomena of Light, for the Use of Students of Every Age Alfred Marshall Mayer, Charles Barnard. M A B N EQUINOX SUN AT ------------ O 1 2 3 4 5 6 T 8 IN . 1 SCALE 18 FIG . 1 . metres ) wide and two or more feet long ,
Página 19
... wide and two or more feet long , or as long as the window where it is to be used is wide . Any boy who can use plane and saw can make this piece of work out of common inch - board , and , if you have no pieces so wide as that , it can ...
... wide and two or more feet long , or as long as the window where it is to be used is wide . Any boy who can use plane and saw can make this piece of work out of common inch - board , and , if you have no pieces so wide as that , it can ...
Página 20
... wide , is placed upright , and secured with screws and small strips of wood at the ends , as in the drawing . This shelf , with the wooden back , is marked D in the drawings . These things make the fixed parts of the heliostat , and we ...
... wide , is placed upright , and secured with screws and small strips of wood at the ends , as in the drawing . This shelf , with the wooden back , is marked D in the drawings . These things make the fixed parts of the heliostat , and we ...
Página 21
... wide , as represented at M. This we slip over the long wooden handle , as shown in the second draw- ing , and this washer rests on the block K , the top of which is 3 inches square . This makes all the movable parts of the heliostat ...
... wide , as represented at M. This we slip over the long wooden handle , as shown in the second draw- ing , and this washer rests on the block K , the top of which is 3 inches square . This makes all the movable parts of the heliostat ...
Página 22
... wide . These may be made of common looking - glass ; but plate - glass with silvered back is far better , and costs only a little more . Any carpenter can make this instrument , and the cost will be about as follows : Wood , 50 cents ...
... wide . These may be made of common looking - glass ; but plate - glass with silvered back is far better , and costs only a little more . Any carpenter can make this instrument , and the cost will be about as follows : Wood , 50 cents ...
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Términos y frases comunes
15.2 centimetres 551 BROADWAY ALEXANDER BAIN ALFRED MARSHALL angle angle of incidence appear beam of light beam of reflection beam of sunlight beautiful black mirror block of wood blue bright candle centi centre CHARLES BARNARD color color-top curious dark room diameter disk distance dotted lines experiment fastened flask focus FRANCIS GALTON give glass gray paper green heliostat hole Illustrations inch 25 millimetres inches 12.7 centimetres lamp lantern light entering light passes look looking-glass M. A. Cloth magic lanterns ments metres mirror mucilage phenomena picture piece plano-convex lens point of incidence postal-card Price Prof Professor rays red square reflected light refraction ring SCIENCE screen shade shadow sheet shine side slide slit smoke spot of light square stars surface things top spin tube University of Erlangen violet wall water-lens window yellow