Bausch & Lomb 
School Projection Apparatus. 
Lantern Arranged for Ordinary Projection 
ANewHigh Grade Projection Lantern at a Low Price 
This new model is simplified to the greatest degree consistent with 
practical utility, making it particularly easy to operate, and yet, 
combining all the useful attachments of the high priced lantern. 
The workmanship is excellent throughout and the design gives 
rigidity, optical accuracy and convenience found in no other low 
priced lantern. The lathe bed construction as in our high priced 
lantern is followed. P 
CONVERTIBILITY. This lantern can be used either single or 
double for projection of lantern slides, microscopic objects or 
Opaque objects. No other low priced lantern has such a range of 
application. 
NEW ELECTRIC LAMPS. The lightis a matter of importance 
in a lantern. Our two new hand feed lamps provide for any volt- 
age or amperage and any form of current. The triple condenser 
system, cooling cell, detachable bellows, new lamp box of corrugated 
metal, etc., are all features of value. 
Send for Catalog. 
Bausch & Lomb Optical Co. 
Rochester, N. Y. 
New York - Boston - Washington - Chicago 
San Francisco, London, England, Frankfurt a/M, Germany 
