Videotec NTC Manuel D'instructions page 20

THERMAL CAMERAS (RESOLUTION 640X512)
Lens 9mm
PAL
Image sensor Uncooled VOx
microbolometer
Resolution
640x512
Pixel dimensions 17μm
Spectral response - from 7.5μm to
13.5μm
long wave infrared
(LWIR)
Internal shutter (only Video stop <
1sec.
for sensor compen-
sation)
Digital Detail Enhance-
p
ment (DDE)
Digital Zoom
2x, 4x, 8x
Image updating
8.3fps
frequency
Image updating high 25fps
frequency
Scene range (High
-40°C ÷ +160°C
(-40°F ÷ +320°F)
Gain)
Scene range (Low -40°C ÷ +550°C
(-40°F ÷
Gain)
+1022°F)
Horizontal field of
69°
view
Vertical field of view 56°
F-number
F/1.4
Thermal sensitivity
< 50mK to f/1.0
(NEdT)
Person (detection / 250m / 63m /
31m (820ft /
recognition / identifi-
207ft / 102ft)
cation)
Auto (detection / 720m / 175m
/88m (2362 /
recognition / identifi-
574 / 289ft)
cation)
Tab. 5
18
Lens 13mm Lens 19mm
NTSC PAL NTSC PAL
Uncooled VOx Uncooled VOx
microbolometer microbolometer
640x480 640x512 640x480 640x512
17μm 17μm
from 7.5μm to from 7.5μm to
13.5μm 13.5μm
Video stop < Video stop <
1sec. 1sec.
p p
2x, 4x, 8x 2x, 4x, 8x
7.5fps 8.3fps 7.5fps 8.3fps
30fps 25fps 30fps 25fps
-40°C ÷ +160°C -40°C ÷ +160°C
(-40°F ÷ +320°F) (-40°F ÷ +320°F)
-40°C ÷ +550°C -40°C ÷ +550°C
(-40°F ÷ (-40°F ÷
+1022°F) +1022°F)
45° 32°
37° 26°
F/1.25 F/1.25
< 50mK to f/1.0 < 50mK to f/1.0
390m / 95m / 570m / 144m /
47m (1280ft / 72m (1870 / 472
312ft / 154ft) / 236ft)
1080m / 275m / 1550m / 400m /
140m (3543ft / 200m (5085ft /
902ft / 459ft) 1312ft / 656ft)
Lens 25mm Lens 35mm
NTSC PAL NTSC PAL
Uncooled VOx Uncooled VOx
microbolometer microbolometer
640x480 640x512 640x480 640x512
17μm 17μm
from 7.5μm to from 7.5μm to
13.5μm 13.5μm
Video stop < Video stop <
1sec. 1sec.
p p
2x, 4x, 8x 2x, 4x, 8x
7.5fps 8.3fps 7.5fps 8.3fps
30fps 25fps 30fps 25fps
-40°C ÷ +160°C -40°C ÷ +160°C
(-40°F ÷ +320°F) (-40°F ÷ +320°F)
-40°C ÷ +550°C -40°C ÷ +550°C
(-40°F ÷ (-40°F ÷
+1022°F) +1022°F)
25° 18°
20° 14°
F/1.1 F/1.2
< 50mK to f/1.0 < 50mK to f/1.0
820m / 210m / 1140m / 280m /
104m (2690ft / 142m (3740ft /
689ft / 341ft) 919ft / 466ft)
2200m / 580m / 3000m / 800m /
290m (7218ft / 200m (9843ft /
1903ft / 951ft) 2625ft / 656ft)
Lens 50mm Lens 60mm
NTSC PAL NTSC PAL
Uncooled VOx Uncooled VOx
microbolometer microbolometer
640x480 640x512 640x480 640x512
17μm 17μm
from 7.5μm to from 7.5μm to
13.5μm 13.5μm
Video stop < Video stop <
1sec. 1sec.
p p
2x, 4x, 8x 2x, 4x, 8x
7.5fps 8.3fps 7.5fps 8.3fps
30fps 25fps 30fps 25fps
-40°C ÷ +160°C -40°C ÷ +160°C
(-40°F ÷ +320°F) (-40°F ÷ +320°F)
-40°C ÷ +550°C -40°C ÷ +550°C
(-40°F ÷ (-40°F ÷
+1022°F) +1022°F)
12.4° 10.4°
9.9° 8.3°
F/1.2 F/1.25
< 50mK to f/1.0 < 50mK to f/1.0
1500m / 380m / 1750m / 450m /
190m (4921ft / 225m (5741ft /
1247ft / 623ft) 1476ft / 738ft)
3900m / 1060m 4500m / 1240m
/ 540m (12795ft / 640m (14764ft
/ 3478ft / 1772) / 4068ft / 2100ft)
MNVCNTC_1637_EN
NTSC
640x480
7.5fps
30fps