As the Turkish defense industry competes at the top of the world in unmanned aerial vehicles (UAVs), the most critical component of these platforms, the "eyes," are also being localized and sharpened. ASELSAN's electro-optical systems family's biggest and newest member is... ASELFLIR-600, With its technical architecture, it proves to be more than just a camera system; it's a strategic force multiplier on the battlefield.
We have examined the ASELFLIR-600, developed especially for HALE (High Altitude Long Endurance) class UAVs such as AKINCI and AKSUNGUR, and heavy-class attack helicopters, in light of the published official technical data. Here is the technical anatomy of this 120-kilogram behemoth.
325 mm Common Optical Aperture
The most distinctive feature that sets ASELFLIR-600 apart from its competitors is..., 325 mm Diameter Entrance Mirror with Common Optical Aperture It is its structure.
In conventional camera systems, each sensor (thermal, daytime, laser) has its own small window. However, ASELSAN engineers have used a single, enormous window (aperture) in this system. In photographic terms, the larger the diameter of the lens, the more light enters. This massive 325mm diameter allows the system to collect significantly more light than its competitors.
Even in pitch darkness or at great distances, the ASELFLIR-600 can clearly identify a target that opponents might see as a blurry smudge.
Technology that Sees Through the Fog: HD SWIR Camera
In addition to standard Thermal (IR) and Day TV cameras, the system also includes strategically important cameras. HD SWIR (Shortwave Infrared) There is a camera.
Daytime cameras can be obscured by fog, haze, or smoke. Thermal cameras may struggle if there is no temperature difference. However, SWIR cameras capture wavelengths that can penetrate atmospheric particles (fog).
A threat hiding behind a smoke screen or advancing through dense fog on the battlefield will be detectable by the ASELFLIR-600's 1280×1024 resolution SWIR sensor.
Laser Measurement from 35 Kilometers
One of the most striking pieces of data Laser Rangefinder (LRF) It is performance. The system, Up to 35 kilometers It can accurately measure the distance to a target at a distance.
It is vital for a UAV or helicopter to detect a target and generate its coordinates from a safe distance (stand-off range) without approaching the target and without entering the range of enemy air defense systems. The ASELFLIR-600 maximizes the platform's safety with this range.
6-Axis Shield Against Vibration
Aircraft, especially helicopters, produce significant vibrations while flying. Even the slightest tremor can distort the image when zooming in very high. ASELFLIR-600, “"4-Axis Precision Mechanical + 2-Axis Optical Stabilization"” It has the technology.
The system dampens vibrations with both its external gimbal motors and the millimeter-precise movement of its internal lenses. No matter how much the platform shakes, the image on the operator's screen remains as stable as "a camera on a tripod." This is a critical feature for ensuring laser targeting doesn't deviate from the target.
National Software: Automatic Target Detection
Software is just as critical as hardware. ASELFLIR-600 is developed by ASELSAN. Automatic Target Detection and Recognition (ATR) He/She has the ability.
Even if the operator is tired or misses something, the system uses image processing algorithms to scan moving objects on the screen and warns the operator with messages like, "There's a tank here," or "There's a vehicle moving." Additionally... “"Multiple Target Tracking"” Thanks to this feature, it can monitor multiple threats simultaneously.
Stunning Data from the Field: Clear View from 200 Kilometers Away
The technical specifications of ASELFLIR-600 on paper, Bayraktar AKINCI The field tests conducted with the TİHA (Unmanned Aerial Vehicle) turned into a concrete demonstration of its capabilities. Images obtained from the test flights revealed that the system completely changed the perception of range.
The system, 150 kilometers and even 200 kilometers It was observed that it could clearly image targets from incredibly long distances.

Many modern air defense systems (for example, medium-range air defense missiles) have an effective range of 100-150 km. The ASELFLIR-600's ability to obtain images from 200 km provides the following strategic advantages.
- Full Safety (Stand-Off): AKINCI or AKSUNGUR can monitor deep behind enemy lines from a safe zone without ever entering the range of enemy air defense missiles.
- Exploration Without Crossing Borders: A Turkish unmanned aerial vehicle (UAV) flying along the border can detect activity in the interior of a neighboring country (up to 200 km deep) without crossing the border.
- Early Warning: By detecting threats from much further away, it gives decision-makers extra reaction time.
With its 25-inch gimbal diameter and 120 kg weight, the ASELFLIR-600 is a display of power designed not for light-class UAVs, but for Türkiye's heavyweight champions in the skies (AKINCI, AKSUNGUR, T929 ATAK-2). Capable of operating in freezing altitudes of -55 degrees Celsius, this system proves that the Turkish defense industry has reached a level where it can "set standards," not just "break embargoes.".
Keywords: ASELFLIR-600 specifications, ASELSAN electro-optics, domestic UAV camera, what is a SWIR camera, AKINCI UAV camera, 325mm optical aperture, laser targeting system.










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