
TECHNOLOGY REPORT
Marshall Electronics, Inc. 1910 East Maple Av, El Segundo, CA 90245 USA TEL : 310-333-0606 FAX : 310-333-0688
Website: www.mars-cam.com Email: sales@mars-cam.com
V-4412.0-2.0-HR Lens 12.0mm F2.0 High Resolution CCTV Lens
Specification Sheet Date
V-4412.0-2.0-HR Data.doc Page 1 of 4

TECHNOLOGY REPORT
Marshall Electronics, Inc. 1910 East Maple Av, El Segundo, CA 90245 USA TEL : 310-333-0606 FAX : 310-333-0688
Website: www.mars-cam.com Email: sales@mars-cam.com
MTF (modulation transfer function)
V-4412.0-2.0-HR
DIFFRACTION MTF
ORA 21-Feb-06
1.0
0.9
0.8
0.7
M
O
0.6
D
U
L
0.5
A
T
I
0.4
O
N
0.3
0.2
0.1
10.0 20.0 30.0 40.0 50.0
SPATIAL FREQUENCY (CYCLES/MM)
DIFFRACTION LIMIT
AXIS
T
0.3 FIELD ( )4.30
R
T
0.5 FIELD ( )7.16
R
T
0.7 FIELD ( )10.02
R
T
1.0 FIELD ( )14.32
R
WAVELENGTH WEIGHT
O
850.0 NM 2
780.0 NM 1
O
656.3 NM 1
O
587.6 NM 2
O
486.1 NM 1
DEFOCUSING 0.00000
V-4412.0-2.0-HR Data.doc Page 2 of 4

TECHNOLOGY REPORT
Marshall Electronics, Inc. 1910 East Maple Av, El Segundo, CA 90245 USA TEL : 310-333-0606 FAX : 310-333-0688
Website: www.mars-cam.com Email: sales@mars-cam.com
Optical Distortion
ASTIGMATIC
FIELD CURVES
S T
-0.08 -0.04 0.0 0.04 0.08
FOCUS (MILLIMETERS)
IMG HT
3.00
2.25
1.50
0.75
V-4412.0-2.0-HR
DISTORTION
IMG HT
3.00
2.25
1.50
0.75
-2 -1 0 1 2
% DISTORTION
ORA 21-Feb-06
V-4412.0-2.0-HR Data.doc Page 3 of 4

TECHNOLOGY REPORT
Marshall Electronics, Inc. 1910 East Maple Av, El Segundo, CA 90245 USA TEL : 310-333-0606 FAX : 310-333-0688
Website: www.mars-cam.com Email: sales@mars-cam.com
ROTATIONALLY SYMMETRIC FIELD ABERRATIONS
POSITION 1 V-4412.0-2.0-HR
WAVELENGTH 656.3 NM
RELATIVE IMG HT X-FOCUS Y-FOCUS X-FOCUS Y-FOCUS DISTORTION
FIELD HEIGHT AT THE IMAGE SURFACE (DISPLACED BY 0.000000) (PER CENT)
0.00 0.00 0.029051 0.029051 0.029051 0.029051 0.00000
0.10 0.30 0.028268 0.029443 0.028268 0.029443 -0.01419
0.20 0.60 0.025949 0.030571 0.025949 0.030571 -0.05722
0.30 0.90 0.022184 0.032269 0.022184 0.032269 -0.13047
0.40 1.20 0.017125 0.034228 0.017125 0.034228 -0.23638
0.50 1.50 0.010989 0.035939 0.010989 0.035939 -0.37865
0.60 1.80 0.004068 0.036614 0.004068 0.036614 -0.56259
0.70 2.10 -0.003265 0.035035 -0.003265 0.035035 -0.79570
0.80 2.40 -0.010538 0.029346 -0.010538 0.029346 -1.08850
0.90 2.70 -0.017156 0.016696 -0.017156 0.016696 -1.45603
1.00 3.00 -0.022354 -0.007339 -0.022354 -0.007339 -1.92033
Units of focus are MILLIMETERS
V-4412.0-2.0-HR Data.doc Page 4 of 4