HOME-MADE STEREOSCOPE 



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HOW TO MAKE A HOME-MADE STEREOSCOPE 



In order to get the effect of " relief," stereo- 

 scopic pictures must be viewed through a stereo- 

 scope. 



The simplest form of stereoscope, specially use- 

 ful for viewing pictures in a book, can be made as 

 follows. 



Take a piece of cardboard about 12 inches 

 square, and cut out of it the following design. 



4i 



102 



Design for Home-made Stereoscope. 



The length from A to D depends on the eye- 

 sight of the user. Ten or 10 J inches will suit the 

 average user, though some people may require it to 

 be longer or shorter. The side A B is to be placed 

 on the book between the stereoscopic pictures. 



