NEZİH Thermal Weapon Sight

 

General

  • High Range Performance
  • Advance Image Processing Algorithms
  • Low Power Consumption
  • Fast Start Up Time
  • Long Operation Hours without Changing Battery
  • Compact Size
  • Low Weight
  • Robust Structure
  • Different Lens Alternatives Available
  • Clip-on Versions of Each TWS is Available

Application

  • NEZİH Thermal Weapon Sight (TWS) is rugged, lightweight, modular construction with superior thermal imaging technology to give today's warfighter the ability to shoot equally well day or night, significantly increasing survivability and lethality margins on the 21st century battlefield.
NAME  DETECTOR PIXEL SIZE
(µm x µm) 
OPTIC EFL
(mm) 
NETD
(mK) 
CLIP-ON
VERSION 
NEZİH - 1760  17 x 17  60  < 50  NEZİH - 1760C 
NEZİH - 1760P  17 x 17  60  < 30  NEZİH - 1760CP 
NEZİH - 1260 12 x 12  60  < 60  NEZİH - 1260C 
NEZİH - 1260P  12 x 12  60  < 50  NEZİH - 1260CP 
NEZİH - 1735  17 x 17  35  < 50  NEZİH - 1735C 
NEZİH - 1735P 17 x 17  35  < 30  NEZİH - 1735CP 
NEZİH - 1235  12 x 12  35  < 60  NEZİH - 1235C 
NEZİH - 1235P  12 x 12  35  < 50  NEZİH - 1235CP 
NEZİH - 1775  17 x 17  75  < 50  NEZİH - 1775C 
NEZİH - 1775P  17 x 17  75  < 30  NEZİH - 1775CP 
NEZİH - 1275  12 x 12  75  < 60  NEZİH - 1275C 
NEZİH - 1275P  12 x 12  75  < 50  NEZİH - 1275CP 

 

Array Specifications

Array Type Uncooled microbolometer
Material ASi
Detector Pitch 17 µm x 17 µm
12 µm x 12 µm
Spectral Band 8 µm to 14 µm
Resolution 640 (Horizontal) x 480 (Vertical) 
Sensitivity (f#1.0, 300 K) < 60 mK (for 12 µm x 12 µm)
< 50 mK (for 17 µm x 17 µm and 12 µm x 12 µm)
< 30 mK (for 17 µm x 17 µm)
Pixel Operability > 99.0 %

 

Optical Interface

Effective Focal Length (EFL) 75 mm (±%5) manual focus
60 mm (±%5)
35 mm (±%5)
FOV (Horizontal) 8.2° (±%5) (for EFL:75 mm) (for 17 µm x 17 µm)
10.7° (±%5) (for EFL:60 mm) (for 17 µm x 17 µm)
17.7° (±%5) (for EFL:35 mm) (for 17 µm x 17 µm)
5.8° (±%5) (for EFL:75 mm) (for 12 µm x 12 µm)
7.6° (±%5) (for EFL:60 mm) (for 12 µm x 12 µm)
12.5° (±%5) (for EFL:35 mm) (for 12 µm x 12 µm)
f/# 1.2 (±%5) (for EFL:75mm)
1.25 (±%5) (for EFL:60 mm)
1.2 (±%5) (for EFL:35 mm)
Focus Type Manual focus (for EFL:35 mm)
Fixed focus, Athermalized (for EFL:60 mm) (for EFL:35 mm)
Focus Range 5m to infinity (for EFL:75 mm)
2 m to infinity (for EFL:60 mm)
1 m to infinity (for EFL:35 mm)

 

Mechanical Interface

Dimension 80 mm x 79 mm x 244 mm (±%10) (Optics with EFL:75mm)
80 mm x 76 mm x 220 mm (±%10) (Optics with EFL:60mm)
80 mm x 76 mm x 198 mm (±%10) (Optics with EFL:35mm)
Weight (without accessories) 650 gr (±%10) (Optics with EFL:75mm)
590 gr (±%10) (Optics with EFL:60mm)
490 gr (±%10) (Optics with EFL:35mm)

 

Imaging Performance

Frame Rate 25 Hz [CCIR (PAL)] (Configurable up to 60 Hz.)
Time-to-image < 1.2 sec
Digital Zoom X1, X2, X3, X4, X8
Digital Zoom Continuous From X1 to X8 with 0.02 steps 
Noise Cancelation Adaptive Temporal and Spatial Noise Cancelation
Detail Enhancement Edge Aware Adaptive Digital Detail Enhancement
Image Enhancement Plateau-based Adaptive Histogram Equalization / Linear / Manual
Color Palette Up to 8 different palettes
Live Calibration With Shutter (periodic or externally controllable)

 

Interfaces

Connectors  
Communication RS-232
Power Operation with two 18650 type battery
Power Input Voltage 2.8 V to 5.5 V
Operation time with one battery set 20 hours
Maximum Power Consumption < 1.2 W (Typically 1 W)
Display 800 X 600 Colored Oled Display
Analog Video Output CCIR (PAL)
Diopter Adjustments -6 / +2

 

Environmental Conditions

Operating Temperature [-32 °C, +55 °C]
Storage Temperature [-40 °C, +71 °C]

 

Accessories

    • Two rechargeable 18650 type lithium ion batteries
    • Battery charger (for charging two batteries at the same time)
    • Piccatiny mounting adapter
    • Eyecup
    • Front lens protection cover
    • Lens cleaning kit
    • Transportation bag
    • Reflex sight (optional)
    • Solar charger (optional)
    • Piccatiny rail (optional)

 

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