12
ARMASIGHT by FLIR
PROMETHEUS C
U S E R M A N U A L
TABLE 2-3. OPTICAL DATA
ITEM
PROMETHEUS C 336 3-12×50
PROMETHEUS C 640 2-16×50
Field of
View
- ang. X (degrees)
13
25
- ang. Y (degrees)
10
20
Objective Focal Length
25mm
Objective F-number
1:1
Exit Pupil Diameter
5 mm
Eye Relief
16 mm
Focus Method
Manual
Focusing Range
0.25m to inf.
Diopter Adjustment
Manual
Diopter Adjustment Range
±5 diopter
TABLE 2-4. ELECTRICAL DATA
ITEM
DATA
Battery
Two CR123A 3V Lithium batteries or CR123 type rechargeable
batteries with voltage from 3.0V to 3.7V (2)
Current Consumption, maximum
320 mA
Battery Life at 20°C (68 °F)
Up to 4 hrs (up to 12 hrs with optional extended battery pack)
Extended Battery Pack (optional) Two 18650 rechargeable batteries (3.7V), four CR123 rechargeable
batteries with voltage 3.7V max, or four standard CR123A 3V
Lithium batteries (operational time up to 8 hr)
External Power Supply
6 VDC/ 600mA
TABLE 2-5. MECHANICAL DATA
ITEM
DATA
Overall Dimensions
192 × 90 × 57 mm (7.6 × 3.5 × 2.2 in)
Dimensions w/o Eyecup
142 × 90 × 52 mm (5.6 × 3.5 × 2.0 in)
Weight (w/o Batteries)
0.4 kg (0.88 lbs)
TABLE 2-6. ENVIRONMENTAL DATA
ITEM
DATA
Operating Temperature
-40 to +50°C (-40 to +122°F)
Storage Temperature
-50 to +70°C (-58 to +158°F)
Environmental Rating
Water and Fog-Resistant
