IR Monster
ELF-FB20 / Jerry-FB 2.0 Thermal Fusion Night Vision Binoculars
ELF-FB20 / Jerry-FB 2.0 Thermal Fusion Night Vision Binoculars
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The ELF-FB20 or commonly referred to as the "Jerry-FB 2.0" is the next iteration of the wildly successful Jerry-FB Thermal Fusion Binocular Night Vision Goggle. Unlike a COTI which projects the thermal image through the front of the goggle and may cause intensifier burn-in from the thermal display, the ELF-FB20 is a true thermal fusion device that overlays the thermal image on output side of the image over the night vision image (also known as "eye-side" fusion).
Another main drawback of COTI-based systems is the thermal signal is projected into the image intensifiers' input side, the thermal image tends to get washed out in bright situations (eg: urban, suburban, or dynamic lighting). In a true fusion system like the ELF-FB20, the thermal is projected and overlaid after the image intensifier tubes' output screen, completely removing any risk of wash-out or image intensifier burn-in.
A major benefit of true fusion systems is the ability to display the fusion in a different colour (eg: red hot mode), further enhancing situational awareness and ability for the operator to distinguish between night vision and thermal images.

Improvements over Jerry-FB Classic
- Improved optical package (virtually eliminated chromatic aberrations/blue fringing)
- Manual-gain capable
- Enhanced eyebox
- Increased resolution thermal screen (1280 x 1024 OLED) @ 60Hz
- NEW Red-Hot mode
- Improved image algorithms (less thermal false-positives)
- Faster start-up time
- Adjustable intensifier gain, thermal overlay and thermal sensitivity
- Adjustable thermal focus
- PVS-14 compatible threads for filters, irises, sacrificial lenses, etc.
- Reduced thermal latency (less thermal image lag) - 60Hz
- Streamlined menu system
Key Features
- High Resolution 640x512, 12um thermal core
- Ultra-fast 60Hz Refresh Rate
- True 1x unity magnification for seamless overlay
- Sharp 1280 x 1024 OLED thermal overlay
- Weight: only 530g for the complete system
- Storage Pouch and Battery Pack included
- Compatible with all PVS-14 objective lens accessories
The ELF-FB20 is assembled with your choice of NNVT 1400+ FOM, 1600+ FOM, Photonis Echo 1800-2200 FOM, Photonis Echo+ 2200+ FOM, 2200+ FOM, or Photonis 4G 1800-2200+ FOM, or NNVT Gen3 2000+ FOM white phosphor image intensifier tubes. Each ELF-FB20 is cleaned, assembled, purged, and tested in-house in Canada with precision tools using our digital nitrogen purging rig, downdraft table, and clean room. Each device will also be tested and collimated using our in-house Hoffman night vision test set and a full test report will accompany each unit.
Specifications:
| Thermal Core | 640 x 512, 12um uncooled VOx |
| Thermal FOV | 24 x 20 degrees |
| Night Vision FOV | 40-degrees |
| Compatible Tube Formats | MX-11769 and MX-10160 |
| Objective Lens | 27mm; manual focus from 0.25m to infinity |
| Eye Relief | 25mm |
| Interpupillary Distance | 55-72mm |
| Diopter Adjustment | -4 to +2 |
| Thermal Digital Display | 1280 x 1024 OLED |
| Integrated Compass and GPS | Yes |
| High Light Protection / Cutoff? | Yes |
| Runtime | 8hrs Fusion; 80h NV only |
| Dimensions | 105 x 110 x 87 mm |
| Ingress Protection | IP67 |
| Operating Temperature | -40C to +50C |
INCLUDES:
- ELF-FB2.0 Thermal Fusion Binocular NVG
- Hard Case
- Soft Pouch
- 2x 18650 Battery Pack and Cable
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