254 Photography for the Sportsman Naturalist 



background is best suited to the different colors 

 of the flowers. 



The light should be equalized on the side 

 farthest from the window by the use of white 

 cardboard, reflecting screens placed as close to the 

 flowers as possible without showing in the picture. 



The camera used should never be smaller than 

 the six and a half by eight and a half size, and an 

 eight by ten is even better, for the image should 

 be reproduced as nearly life size as is compatible 

 with good work. A flower negative should never 

 be enlarged, as a great deal of the delicate detail 

 is bound to be lost in the operation. 



The make of lens used is more or less imma- 

 terial, the one with which the operator is best 

 acquainted being the one best suited to him. It 

 should never be of less focal length than nine or 

 ten inches, however, and the longer than this it 

 is the better. It should also be one of the faster 

 makes, as the more speedily an exposure can be 

 made the less danger of the flowers moving during 

 the process. 



In this work orthochromatic plates used in 

 conjunction with the ray filter are an absolute 

 necessity, and the slow ones are the best as giv- 

 ing the truer color values. In the use of the ray 

 filter, or color screen, one must carefully consider 

 the color of his flowers in order to get the best 

 results. A very deep-colored screen is rarely 



