Fujitsu CG-311 SERIES instruction manual Viewing gray scale logarithmic or an ob

4.Set response selector of auto-iris lens (Video type) to AVERAGE.

Viewing gray scale (logarithmic) or an ob-

ject, set video output level of camera to	Gray level
0.75Vp-p (100IRE) by adjusting LEVEL VR of
auto-iris lens.

5.Set ECLIPSER SW (Dip Switch #4): ON. Viewing highbright object, adjust THRESH- OLD VR (VR802) by turning it clockwise so as video output level of camera to be clipped at 0.8~0.85Vp-p. (See Fig.8)

6.Set gray level shown in Fig.8 to 0.35Vp-p by turning GRAY VR (VR804) to clockwise or counterclockwise.

7.Viewing an object in front of a bright back- ground, adjust the ECLIPSE VR (VR803) by turning it clockwise or counterclockwise until the object can be seen with good high- light and the background becomes gray. (See Fig.9)

0.8 ~ 0.85 Vp-p

0.35 Vp-p

Video signal

V

Fig.8

Gray background

Image on monitor

Fig.9

En-15