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8 Pelco Manual C1902M (11/96)
Figure 5. Standard Acceptable Lens Dimensions
4.0 mm Max Thread
(0.16" Max.)
For CS Lens
22.4 mm Max.
(0.88" Max.)
9.0 mm Max. Thread
(0.35" Max)
For C Lens
Lens
4.0 LENSES
4.1 LENS LIMITS
Lenses exceeding the dimensions shown in Figure 5
below cannot be used.
When the lens is not mounted on the camera head, be
sure to install the dust cap to protect the internal parts
from dust or damage.
4.2 LENS COMPATIBILITY
(Illustration C )
The lens must be either a C- or a CS-mount type weigh-
ing less than 1 kg (2.2 lbs). The protrusion behind the
mounting surface must be within the following limits:
C-mount lens CS-mount lens
9 mm or less 4 mm or less
1
2
3
4
C
Compatible Lenses
1
2
3
4
NOTE: Lenses that are suitable for a 1/3-inch
CCD should be used with this camera using C
or CS type lens mounts. Pelco 1/3" format
lenses are recommended for optimum perfor-
mance. The use of other lenses may impair cam-
era performance. When lenses for a 2/3-inch or
1/2-inch CCD are used, the viewing angle will
be slightly different.