Guide TK451 50mm Lens 400x300 Sensor Thermal Imaging Monocular

Guide TK451 50mm Lens Handheld Thermal Imaging Monocular

Guide TK451 50mm Lens 400x300 Sensor Thermal Imaging Monocular



Guide TK451 Handheld Thermal Imaging Monocular Equipped with Guide’s new self-developed infrared detector and the patented image processing technology, the TK Gen2 Kitalpha Series captures sharp imaging and is packed with powerful features like image and video recording, smooth zoom, pseudo-color adjustment, approximate ranging and PIP. Personalized image observation is supported in different scene modes. The built-in laser indicator and illuminator facilitate itself to be operated in harsh environment.

400×300@17μm IR Resolution

NETD≤30mk @ F1 25℃

50mm F1.2 Lens

7.8°×5.8° FOV

Find the HD resolution images

Featuring the new self-developed infrared metal detector, TK Kitalpha Series comes with 400x300 and 640x480 thermal resolution. The 3DNR and PureIR adaptive filtering algorithm provide superior image quality and detailed vision in complex environments.

Retrieve the object information fast

Outdoor lighting

Enable the outdoor lighting function to generate the visible light images.

Laser indicating

Enable the laser indicating function to locate the object at 200m.

Deliver a stunning HD view

Thanks to the full-color 0.4-inch HD display with 1280 x 960 pixels, the image is crisper and more delicate. It feels like watching 22-inch screen at 1 meter, which greatly improves the observation comfort.

Anti-Fog Eyepiece brings the clarity

This adaptive LCOS eyepiece prevents condensation or fogging and helps you maintain a clear view of your subject.

Bring extended 8x zoom capability

8X zoom can be used to observe targets from long distances for fast location.

One-click switch between three scene modes

Switch between modes to give prominence to objects.

PIP mode for highlighting the target

The PIP mode allows you to zoom in on the target and highlight the details of the target when you are in the complex outdoor scenes.

Multiple color palettes to highlight the target

Six color palettes: White Hot, Black Hot, Iron Red, Blue Hot, Green Hot and Adjustable Red Hot.

Support one-button switch to identify the location of the target instantly, helping to achieve all-weather observations.

IP66, rugged and durable and quality guaranteed

With the IP66 protection level and 1-meter drop test, it is suitable for all kinds of harsh weather. The UN38.3 battery certification, RoHS, CE and FCC certification give the quality assurance.

New App with a variety of functions

The TargetIR APP provides a variety of functions, such as live image and video transmission, for operating the TK Kitalpha Series.


ModelGuide TK451
Infrared Detector
Detector typeVOx, 8 to 14 μm
Detector resolution400 × 300, 17 μm
Frame rate50Hz
Focal lengtd50mm; F1.2
Field of view7.8°×5.8°
Optical zoom3.3x
Digital zoom1 ~ 4x
Battery type2 built-in 18650 batteries (6000mAh)
Battery life≥ 5 hours
USBType C (USB 2.0 standard), supporting power supply and data access
Video interfacemicro HDMI
Mechanical interfaceUNC ¼"-20 (Tripod mounting), Mechanical expansion interface
Display type0.4'' FLCOS
Resolution1280 × 960
EyepieceMonocular, exit pupil distance≥10 mm, diopter adjustment: -4 to+2
Eyepiece zoom13.8x
Video outputDigital video
Recording functionPhoto/Video
Hot spot trackingAvailable
Rough rangingAvailable
PIPUpper left, Upper middle, Upper right, Closed
Scene modesEnhanced, Highlight and Natural
Color palettesBlack Hot, White Hot, Adjustable Red Hot, Iron Red, Blue Hot, Green Hot
Compensation modesAutomatic, shutter and scene compensation
WIFITransmission of real-time video via WIFI for remote control in tde 2.4G frequency band and witdin 15 meters
LaserLaser indicator (up to 200m)
Language settingsChinese / English / Russian / German / French
Memory capacity16 GB
Storage temperature-30 °C to 60 °C
Humidity10 % to 95 % non-condensing
Shock30 G at 11 ms half sine pulse (as per IEC60068-2-27)
Vibration10 Hz~150 Hz~10 Hz 0.15 mm (as per IEC60068-2-6)
Drop1 m
CertificationIP66, FCC, CE, RoHS, EAC, un38.3
Detection Range
Detection range1400 m
Original CountryCHINA