Mechanical: camera head, Specifications and performance: electrical, Specifications and performance: power – Mirion Technologies Ist-rees ETV1250 Viewing Attachments User Manual
Page 2: Specifications and performance: optical, Mechanical: standard cable, Environmental: camera head, Environmental: camera control unit

MecHanIcal: caMera HeaD
Diameter
32mm (1.25”)
length (excluding cable taper)
340mm (13.4”)
Weight
450g (1 lb)
Weight with 38m (125’) cable
14kg (30 lb)
Housing
Polished 300 series
stainless steel
sPecIFIcatIons anD PerForMance:
electrIcal
camera tube
2
/
3
” Vidicon
Horizontal resolution
500 tv lines/raster height
Sensitivity for signal to noise
ratio of 20 db
scene Illumination
f/2.8 lens (2854°K)
40 lux (4fl) (f /2.8 SNR 20 db)
Grey scale
10 shades of grey, minimum
Video output
1V pp - 75 ohms
synchronization
EIA (525 lines, 60 fields/sec,
2:1 interlace) crystal controlled,
internal option to CCIR standard
(625 lines, 50 fields/sec,
2:1 interlace)
sPecIFIcatIons anD PerForMance: PoWer
line Voltage
90–110V; 100V–120V; 200–240V
line Frequency
60/50 Hz ± 5%
camera
55 VA nominal
total with accessories
Up to 325 VA
sPecIFIcatIons anD PerForMance: oPtIcal
lens
16mm f/2.8 radiation tolerant
Diagonal Field of View
38° in air, 28° in water
remote focus range
straight Viewing
(no attachments)
25mm (1”) to infinity
right angle attachments
From contact to infinity
oPtIons
• Detachable camera head and cable assembly
• Rack mount CCU
MecHanIcal: caMera control unIt
Width
478mm (18.8”)
length
305mm (12”)
Height
157mm (6.2”)
Weight
15kg (33 lb)
Video connectors
BNC
MecHanIcal: stanDarD caBle
length
38m (125’)
Diameter
14.5mm (0.57”)
Minimum Bend radius
150mm (6”)
enVIronMental: caMera HeaD
operating temperature
-25°C TO 60°C (-13°F to 140°F)
storage temperature
-30°C to 71°C (-22°F to 160°F)
operating Depth
Up to full cable length (38m; 125’)
cumulative Dose
1MGy (H
2
0) [
60
Co] (10
8
rads)
Vidicon
chalnicon/
newvicon
Gamma Dose rate
20kGy/hour
2 x 10
6
rads/hour
2kGy/hour
2 x 10
5
rads/hour
enVIronMental: caMera control unIt
operating temperature
-18°C to 50°C (0°F to 122°F)
storage temperature
-30°C to 71°C (-22°F to 160°F)
relative Humidity
0 to 95% (non condensing)