Elmo QNW4000 - Manual (Page 9)

- 8 -
1. Built-in Lens
This camera is built in with a dedicated varifocal lens.
F: 1.4 f: 2.8mm~5.8mm
2. Lens adjustment
Adjust the field angle of the lens with the zoom ring, and set the focus with the focus ring.
After setting, lock the lens firmly with the focus ring locking knob and the zoom ring locking
knob. (Factory setting: WIDE end / Infinite)
Adjust the iris volume, if necessary, to obtain the appropriate exposure. (See P.5 .)
Caution:
When adjusting the iris of the auto iris lens, open the iris fully in the circumstance
with sufficient light amount of the object beforehand. If the light amount of the
object is not sufficient, a malfunction may occur.
Zoom ring
Focus ring
Camera main unit
Front cover
Zoom ring locking knob
Focus ring locking knob
LENS