45, CORNHILL, B.C., AND 122, EEGENT STREET, W., LONDON. 



517 



PHOTOGRAPHIC APPARATUS- 



7557. PRIZE MEDAL awarded to NEGRETTI AND Z AM BRA, , 

 1855. Honourable Mention, Paris. The Austrian Gold Medal. For 

 Stereoscopic Photographic Views upon Glass. 



1862. 



TWO PRIZE MEDALS, 



" For many important Inventions and 



Improvements. Together with accuracy 



and excellence in objects exhibited." 



FIG. 3159. 



FIG. 3160* 



FIG. 3158. 



NEGRETTI AND ZAMBRA'S IMPROVED SERIES OF 

 PHOTOGRAPHIC LENSES. 



3158 View Lenses (Fig. 3158) plate (4 by 3J) ..... 



i (6by4f) ..... . 



1 (8iby6|) ..... 



with Rack Adjustment, plate . 



JJ JJ M >J JJ 2 JJ 



3159 Rapid Rectilinear Lenses, for Yiews or Portraits (Fig. 3159) \ plate . 



jj jj jj ,, 10 by 8 plate 



12 by 10 . 

 15 by 12 . 

 18 by 14 . 

 3160 Portrait Lenses (Fig/ 3160) Eack-work Adjustment $ plate . 



Instantaneous Shutters of all kinds supplied to order. 



P. a. 



10 6 

 110 

 220 

 150 



1 15 

 220 

 330 

 550 

 880 

 990 



11 11 



14 14 



1 15 



3 15 



8 15 



