Spec Sheet

V1228-MPY2
f=12mm F2.8
for 1.1" type 12 Megapixel cameras, Fixed-focal
C‐Mount
Model No. V1228-MPY2 Effective Front φ26.2mm
Focal Length 12mm Lens Aperture Rear φ16.7mm
Max. Aperture Ratio 1:2.8 Distortion 1.1 type -0.5%
Max. Image Format 14.2mm x 10.4mm(φ17.6mm) 1 type -1.0%
Operation Range Iris F2.8 ‐ F16.0 2/3 type -1.4%
Focus 0.3m ‐ Inf. Back Focal Length
Control Iris Manual Flange Back Length 17.526mm
Focus Manual Mount C-Mount
1.1 Type 35cm x 26cm Filter Size M40.5 P=0.5mm
1 Type 32cm x 24cm Dimensions φ42.0mm x 36.1mm
2/3 Type 22cm x 16cm Weight 97.2g
Angle of View D 1.1 Type 71.1° 1 Type 66.4° 2/3 Type 48.6°
H 60.5° 55.5° 39.6°
V 46.2° 42.9° 30.1°
Operating Temperature -10℃ ‐ +50℃
M.O.D. : Minimum Object Distance
Dimensions
Object Dimension
at M.O.D.
8.4mm
M
4
0
.
5
x
0
.
5
φ
2
6
.
6
15.14.7
(6.25)
(36.15) ∞ 17.526
8
φ42
φ21.5 φ39.5
1-32UNF
3.8
(37.25) MAX
(IN AIR)
Focus Ring
Iris Ring
Lens top surface
61
521
m
.
0
7
0.
∞
68118
5.42.
2.1
8.8
9.17
(Lens top surface)
Specification is subject to change without any notice. 2019.08