THE BIRD PHOTOGIlAPriER'S OUTFIT 



15 



to F. 4 of the eight-inch) ; third," telephoto attach- 

 ment with eight-inch lens, twenty-one-inch bellows, 

 stop F. 8 of the eight-inch, time one second. Com- 

 menting on the results of these tests it may first be 



The bin! in Test Nn. 1 LTiUirK-eJ alidiit tliree iliaiiieturs. 



mentioned that in the " Unicum " shntter employed 

 exposures of a so-called "i Jtt" and "w-j" seconds gave 

 exactly the same results both with the combined 

 eight-inch lens and the front fourteen-inch lens ; the 

 actual time, however, was doubtless not far from -^-g 

 of a second. The negatives, therefore, sliow, in the 

 first place, that the long-focus lens is capable of 

 doing fairly rapid work. Continuing our compari- 



