HD Vari-Focal(2.8-8mm)
Applicable camera
For Security
1 2/3 1/2 1/2.7 1/3 1/4
2.8
(model)
YV2.8x2.8SR4A-SA2
Aspherical
Large
RoHS
Vari-Focal
Wide Angle DC Auto Iris
CS Mount
Metal Mount
ND Filter
Long Cable
Lens
Aperture Ratio Compliant
Unit : mm
Wiring
YV2.8x2.8SR4A-SA2
Lens
Focal Length mm
2.8 - 8 (2.8x)
（
）
Iris Range
F1.3 - T360
Manual
WHITE
3
4
2
1
Open
Zoom
Focus
Iris
Drive
Coil
BLUE
Operation
Manual
Auto (DC type)*1
112°33' × 81°21'
38°53' × 29°08'
100°34' × 73°22'
35°16' × 26°26'
73°22' × 54°18'
26°26' × 19°49'
125°6' × 65°35'
42°23' × 23°47'
111°8' × 59°19'
38°27' × 21°35'
80°23' × 44°13'
28°47' × 16°13'
- 0.3
GREEN
GRAY
Toward
Open
WIDE
TELE
WIDE
TELE
WIDE
TELE
WIDE
TELE
WIDE
TELE
WIDE
TELE
Damping
Coil
1/2.7"
Angle Of View
H×V
1/3"
1/4"
(
)
Connector
4-PIN PLUG
1/2.7"
1/3"
Angle Of View
H×V
(
)
Aspect Ratio
16
Lens Image
［
］
9
：
1/4"
Focusing Range From Front Of The Lens
m
）
（
）（
WIDE
TELE
WIDE
TELE
WIDE
TELE
WIDE
TELE
WIDE
TELE
WIDE
TELE
917 × 525
226 × 166
737 × 455
204 × 151
456 × 314
151 × 112
1181 × 394
248 × 135
895 × 348
224 × 122
517 × 249
165 × 91
1/2.7"
1/3"
Object
2.8mm
Dimensions
at M.O.D.
H×V mm
(
) (
)
1/4"
Object
Dimensions
at M.O.D.
1/2.7"
1/3"
H×V mm
)
(
) (
Aspect Ratio
16
1/4"
9
：
8mm
Back Focal Distance in air mm
8.49
（
）（
）
Exit Pupil Position From Image Plane
mm
）（ ）
217
（
Filter Thread mm
–
（
）
Mount
Mass
CS
g
60
（ ）
Drive Coil
190
Coil Resistance
Damping Coil 500
Current Consumption
Remarks
23mA(Max.) at DC 4V
•With Metal Mount
(*1) When power is turned off, iris will
automatically close.
YV2.8×2.8SR4A-SA2L : Long Cable Type (230mm)
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