62 



HANDBOOK OF PHOTOGRAPHY 

 Table VI. — Photographic Objectives. — {Continued) 



Name 



Type and figure 

 num^ber 



Remarks 



Ross, Ltd. 



Clapham Common, London S.W.4., England. 

 New York.) 



(Medo Photo Supply Co., 15 West 47th St., 



.\po-Process-Xpres 



Combinable 



Compound-Homocentric 



Concentric 



Homocentric 



Homocentric 



Homocentric 



Homocentric 



Homocentric 



Process Xpres 



Telecentric 



Teleros 



Teleros 



Teleros 



Wide-angle 



Wide-angle-Xpres 



Xpres 



Xpres 



Xpres 



Xpres 



9-16 

 5.5 



6.8 



16 

 5.6 

 6.3 

 6.8 



9-16 

 6.8 

 5.5 

 6.3 

 8 



16 

 4 



1.9 

 2.9 

 3.5 

 4.5 



60 

 58 



56 

 56 

 56 

 56 



60 

 30 

 30 

 18 

 30 

 95 

 80 

 45 

 53 

 53 

 53 



13-48 in. 

 4-21 in. 



12-24 in. 

 5-15 in. 

 4-12 in. 

 7-24 in. 



13^8 in. 

 9-17 in. 

 6-22 in. 

 9-25 in. 

 40 in. 

 3-12 in. 

 4-20 in. 

 1-3 in. 

 1-10 in. 

 lJ-2-10 in. 

 3-21 in. 



Two triples, 

 symm. 

 9 

 33 

 33 

 33 

 33 



61 

 60 



60 



Plasmat 22 



50 

 50 

 50 



Process 

 Convertible 



Wide angle 



Process 

 Process 

 2X tele 



3X " 

 2X " 

 Wide angle 

 Aerial, infrared 

 Cine 



H. R. Roussel, 3 Blvd. Richard Lenoir, Paris Xle, France. 



Kynor 

 Stylor. 

 Stylor. 

 Stylor. 

 Stylor. 

 Trylor 

 Trylor 



34 

 53 

 53 

 53 



58 



20-100 mm. 

 35-300 mm. 

 50^00 mm. 

 75-200 mm. 

 54-500 mm. 

 105-135 mm. 

 54-270 mm. 



Tessar 44 



Cooke 27 



Cine 



Jos. Schneider and Co. Optische Werke, Bad Kreuznach, Germany. 



42nd St., New York.) 



(Burleigh Brooks Inc., 127 West 



