A Bausch & Lomb Lens 
For Every Purpose 
TESSAR Ic, f£: 4.5—Master of speed and light. Un- 
excelled for ultra rapid work, portraits, groups, land- 
scapes, etc. The most universal of the unsymmetrical 
anastigmat lenses. 
TESSAR IIb, £: 6.3—For general use on hand-cameras, 
for groups, landscapes, commercial photography, en- 
largements, etc. Similar to TESSAR Ic, but more 
compact and with less speed. 
PROTAR Vlla, f: 6.3—A rapid, convertible anastig- 
mat lens, adapted for landscapes, architecture, por- 
traits, groups, etc. For purposes requiring long 
focus, medium speed and narrow angle. 
PROTAR IV and V, f: 12.5 and f: 18—Rapid ana- 
stigmat wide angle lenses of short focus, for archi- 
tectural and interior work, and groups. 
PLASTIGMAT, f: 5.6—For artistic and blended 
photographs, including portraits, landscapes and 
architectural subjects. Produces the desired soft 
effect at full aperture. 
There is a Bausch & Lomb Photographic Lens for every 
purpose. Send for your copy of our illustrated cata- 
log, “What Lens Shall I Buy?” which outlines the 
requirements of different branches of photography 
and recommends the proper lenses. 
Bausch €4 lomb Optical ©. 
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