User manual
VIVOTEK
User's Manual - 315  
steps    1 ~ <motor_max>  Motor’s moving steps. 
It works only if function=zoom | focus and direction=forward | 
backward.
<motor_max> is refer to remote_focus_focus_motor_max or 
remote_focus_zoom_motor_max which replied from 
"function=getstatus" 
iris    N/A    Open iris or not. 
  It works only if function=auto | scan. 
8.22 BackFocus (capability_image_c<0~(n-1)>_remotefocus=4)
Note: This request requires Administrator privileges. 
Method: GET/POST 
Syntax: 
http://<servername>/cgi-bin/admin/remotefocus.cgi?function=<value>[&direction=<value>] 
[&position=<value>][&steps=<value>][&iris] 
PARAMETER  VALUE  DESCRIPTION 










