Lens for 1/3" ccd camera, Measurement circuit, Image range formula – Sanyo VDC-DPN9585P User Manual
Page 33: Lw h, Lens, Image range at a glance
Standard Vari-focal IR Lens for
1/3" CCD Camera
VA-13VG2811ASIR
Standard Vari-focal IR Lens for
1/3" CCD Camera
VA-13VG308ASIR
Tele Vari-focal Lens for
1/3" CCD Camera
VA-13VG550T-LY
Standard Vari-focal Lens for
1/3" CCD Camera
VA-13VG308AS
1.7m
1.3m
W
H
W
H
W
H
W
H
W
H
W
H
W
H
W
H
W
H
W
H
W
H
W
H
W
H
W
H
W
H
W
H
W
H
W
H
W
H
W
H
1.2m
0.90m
0.6m
0.45m
0.13m
0.09m
0.08m
0.06m
5.1m
3.9m
3.6m
2.7m
1.8m
1.4m
0.38m
0.28m
0.25m
0.19m
8.6m
6.4m
6.0m
4.5m
3.0m
2.3m
0.63m
0.47m
0.41m
0.31m
14m
10m
9.6m
7.2m
4.8m
3.6m
1.01m
0.76m
0.66m
0.50m
1
m
3
m
5
m
8
m
10
m
17m
W
13m
H
12m
W
9m
H
6m
W
4.5m
H
1.26m
W
0.95m
H
0.83m
W
0.62m
H
20
m
34m
W
26m
H
24m
W
18m
H
12m
W
9m
H
2.5m
W
1.9m
H
1.7m
W
1.2m
H
30
m
51m
W
39m
H
36m
W
27m
H
18m
W
14m
H
3.8m
W
2.8m
H
2.5m
W
1.9m
H
50
m
86m
W
64m
H
60m
W
45m
H
30m
W
23m
H
6.3m
W
4.7m
H
4.1m
W
3.1m
H
100
m
171m
W
129m
H
120m
W
90m
H
W
H
W
H
W
H
W
H
0.8m
0.6m
2,4m
1.8m
4.0m
3.0m
6.4m
4.8m
8m
W
6m
H
16m
W
12m
H
24m
W
18m
H
40m
W
30m
H
80m
W
60m
H
60m
W
45m
H
12.6m
W
9.5m
H
8.3m
W
6.2m
H
Distance between lens and subject
*Images produced by the camera may differ slightly from above images
Wide angle f = 4 mm
Wide angle f = 6 mm
Standard f = 8 mm
Telephotographic f = 38 mm
Super wide angle f = 2.8 mm
f = 58 mm
L : Distance between lens and subject (m)
f : Lens focal length (mm)
W : Width of subject (m)
H : Height of subject (m)
L
W
H
• Width (m) of subject that can be shot =
f
4.8 x L
• Height (m) of subject that can be shot =
f
3.6 x L
Combination of 1/3" CCD camera and lens
• Width (m) of subject that can be shot =
f
3.6 x L
• Height (m) of subject that can be shot =
f
2.7 x L
Combination of 1/4" CCD camera and lens
Image Range Formula
Image Range at a Glance
lens for 1/3" CCD camera
*Actual shooting range may be smaller due to TV over scanning.
VA-13FG28IR
VA-13FG04IR
VA-13FG06IR
VA-13FG08IR
VA-13VG308AS
VA-13VG550T-LY
*Nearest distance: 1.0 m Wide 0.3 m
VA-13VG2811ASIR
VA-13VG308ASIR
halogen light
2m
camera
monitor
(75Ω termination)
test chart
(reflection coefficient 83%)
320 x 290 mm
oscilloscope or
wave monitor
Reduce the light until the signal of the white portion drops to
50 IRE and measure the luminous intensity.
Adjust the level so that the white portion in the middle
of the test chart is set to 100 IRE.
A full-screen shot of the test chart
Application
Mounting system
EE AMP
Focal length
Max. caliber rate
Horizontal shooting angle
Vertical shooting angle
Nearest distance
Iris connecting plug
External dimensions
Weight (approx.)
1/3" CCD camera
CS mount
not equipped
f = 2.8 to 11 mm
F1.4 to 2.6
1/3" = 97.4 to 26.2°, 1/4"= 72.4 to 19.7°
1/3" = 72.4° to 19.7, 1/4"= 54.0 to 14.7°
0.3 m
4-pin
52.5(W) x 64.6(H) x 40(D) mm
79 g [2.8 oz.]
1/3" CCD camera
CS mount
not equipped
f = 3.0 to 8 mm
F1.2
34.8°
26.0°
0.3 m
4-pin
55.6(W) x 44.2(H) x 49.3(D) mm
67 g [2.4 oz.]
1/3" CCD camera
CS mount
not equipped
f = 5 to 50 mm
F1.4 to 2.0
66.8°
40.3°
Tele 1.0 m Wide 0.3 m
4-pin
41.0(W) x 53.7(H) x 59.2(D) mm
95 g [3.4 oz.]
1/3" CCD camera
CS mount
not equipped
f = 3.0 to 8 mm
F1.2
34.8°
26.0°
0.3 m
4-pin
55.6(W) x 44.2(H) x 49.3(D) mm
67 g [2.4 oz.]
Measurement Circuit:
100IRE
50IRE
H sync
32
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