Speco Technologies WDR-R3 - Manual (Page 6)

INTERNAL COMPONENTS
1. Mechanical
(1) DC AUTO-IRIS LENS
Adjust between TÅÆW (TELE ÅÆ WIDE) to set the
angle (focal length) Set the focus by adjusting 쏒N
NOTE: BOTH OF THE ABOVE ADJUSTMENTS GET LOCKED
INTO POSITION THROUGH THE USE OF "LOCKING HANDLES".
(2) JOY STICK
TO SET THE OSD (ON SCREEN DISPLAY) , PRESS THE JOY
STICK FOR ONE SECOND AND SET AS DESCRIBED
IN THE MANUAL
(1) DC Auto iris
2.8~10mm Lens
(2) JOY STICK