CONCERNING AUTO-IRIS LENSES
DC type auto-iris lens
A lens without amplifier circuit that operates only on a DC power source. In general, this type of lens is
referred to as DC type coil lens or DC type non-amplifier lens.
(Set the
A.I. LENS
switch to the
DC
position.)
VIDEO type auto-iris lens
A lens with amplifier circuit that operates on video signal and DC power source. In general, this type of lens is
referred to as EE amplifier type lens.
ALC and LEVEL volume level controls are available on the lens for iris adjustments.
(Set the
A.I. LENS
switch to the
VIDEO
position.)
Compatible auto-iris lenses
1/3 inch Sanyo DC type lens
VIDEO type lens
VCL-CS8LY: Standard angle, f= 8 mm
Standard angle, f= 9 mm
VCL-CS4LY: Wide angle, f= 4 mm
Telephoto angle, f= 12 mm
VCL-CS2LY: Ultra-wide angle, f= 2.8 mm
More telephoto angle, f= 16 mm
If using a VIDEO type auto-iris lens
•
Set the
ALC
and
LEVEL
controls on the lens to adjust the iris. Normally the
ALC
volume should be turned
all the way to
Av
(Average).
•
Depending on the type of lens used, the lens may not perform properly. In such a case, adjust the
LEVEL
volume on the lens casing to correct.
DC
VIDEO
A. I.
LENS
L53U2/XE GB 1999, 9, 7
English
5
