Step 3 - Aim and Autofocus the Reader
Product Reference Guide 5
(Manual Adjustable Focus Models only)
The Matrix 300N manual adjustable focus models are factory focused to a 
precise Reading Distance. If the distance is compatible with your application, you 
can use the X-PRESS Interface to install the reader, if not, use the DL.CODE 
procedure described in step 6 “Advanced Setup for Manual Adjustable Focus 
Models”.
Place the reader at the factory focused Reading Distance and go to step 4.
Matrix 300N 4x1-0xx 6 mm lens = 85 mm
Matrix 300N 4x3-0xx 9 mm lens = 180 mm
Matrix 300N 4x4-0xx 12 mm lens = 250 mm
Matrix 300N 4x5-0xx 16 mm lens = 320 mm