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Nightvision | Products | XD-4™ | XD-4™ Specifications
 
 
 
 
 
 
XD-4™ Specifications

Resolution Minimal Typical Maximal UNIT
Limiting resolution 57 64   lp/mm
         
MTF (Modulation Transfer Function) Minimal Typical Maximal UNIT
2.5 lp/mm   92   %
7.5 lp/mm   80   %
15 lp/mm   58   %
25 lp/mm   45   %
30 lp/mm   35   %
 
Signal to Noise Ratio Minimal Typical Maximal UNIT
Signal to noise (@108µlx) 20 23    
         
Other Technical Data Minimal Typical Maximal UNIT
Phosphor: P20 (also available in P22 and P43)        
MTTF 15.000     hrs
HALO   0.8   mm 
Gain at 2.10 -5 lx 30.000/ pi   55.000/ pi cd/m 2/lx
Max. Output Brightness 2   17 cd/m 2
E.B.I.   0.15 0.25 µlx
Luminous sensitivity at 2850K 600 700   µA/lm
Radiant sensitivity at 800nm 50 60   mA/W
Radiant sensitivity at 850nm 40 50   mA/W
Output uniformity at 2850K   2:1 3:1  
Weight (18mm)   80 95 grams
Shock resistance 500    
         
Autogating Power Supply Unit (OPTIONAL)        
Input voltage 2   3.7 Volt
Input current (with Autogating)     35 mA
Luminance dynamic range 1.10^-6   5.10^3 Lux

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