ROSS’ Celebrated PRISM BINOCULARS. 
Photographic Lenses & Cameras 
May be obtained in India in every large City from Dealers 
and Opticians. 
Improved Model Prism Binoctilars 
Power x 8 x 10 x 12 
Rs. Rs, Rs. 
Focussing by Eyepiece Adjustment 72-8 97-8 112-8 
With Simultaneous Focussing Adjustment 97-8 112-8 127-8 
of ALL LEADING DEALERS 
Catalogues & Illustrated Pamphlets Forwarded Post Free 
on Application. 
Showing the passage of rays. 
ROSS’ Optical Works, Clapham Common, LONDON, S W. 
