HR 
A 
DM 
  
FIG. 11: CALIBRATION TARGET BOARD MOUNTED ON TARGET CARRIAGE ON 
PRECISION TRACK TARGET DIAMETER 0.75 IN. (19 mm), 
TARGET SPACING 6 IN. (152.4 mm) 
7 
  
FIG. 12: VIEW OF EXPERIMENTAL SET-UP SHOWING BLACK TARGETS-WHITE 
BACKGROUND MOTOR DRIVEN TARGET. VIDEO SAMPLING PROCESSOR 
TO LEFT OF TV MONITOR 
22