Perfect and convenient photo-interpretation 
OLD DELFT SCANNING STEREOSCOPE-ODSS III 
Incorporated parallax ad 
justment and scanning’ de 
vice obviates shifting of 
instrument or prints 
Individually adjustable 
eye-pieces with varia 
ble interpupillary dis 
tance 
Two magnifications: 
1.5x and 4.5X, con 
trolled by a handle 
Swivel mirrors for view 
ing prints up to 9" x 18" 
Simultaneous observation: 
The ODSS III is the only stereoscope which can be used 
for simultaneously scanning the same pair of prints. 
This feature and the incorporated scanning device 
actuated by 2 knobs for horizontal and vertical scanning 
make the ODSS III stereoscope the most advanced tool 
for stereoscopic photo-interpretation.- 
For full Information please apply to the sole manufacturers 
N. V. OPTISCHE INDUSTRIE ‘DE OUDE 
DELFT’ 
DELFT - HOLLAND