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Rugged outdoor thermal monocular with smart recording features
Guide TD653L handheld thermal monocular with 50mm lens
High-resolution thermal monocular with 640×512 sensor
Handheld thermal monocular with built-in laser rangefinder
Long-range thermal imaging device for professional use
Thermal monocular with 50mm lens and 2600m detection range
Rugged outdoor thermal monocular with smart recording features
Guide TD653L handheld thermal monocular with 50mm lens
High-resolution thermal monocular with 640×512 sensor
Handheld thermal monocular with built-in laser rangefinder
Long-range thermal imaging device for professional use
Thermal monocular with 50mm lens and 2600m detection range

Guide TD653L LRF Series Thermal Imaging Monocular

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TD653L Gen3 LRF Series Thermal Imaging Monocular

Precision. Power. Long-Range Vision.

The TD653L Gen3 LRF Series handheld thermal imaging monocular redefines long-range thermal detection by integrating a high-performance laser rangefinder with a large 50mm Germanium lens. Combining a 640×512 @12μm uncooled VOx infrared sensor with ultra-sensitive NETD ≤20mK, it delivers crystal-clear thermal imaging with exceptional detail and contrast—even in total darkness, fog, or smoke.

Designed for field professionals and outdoor enthusiasts, the TD653L offers a rugged, ergonomic, ambidextrous design with a convenient focusing roller for one-handed, rapid fine-tuning. The device is IP67 rated, ensuring water and dust resistance in harsh conditions. Powered by a replaceable 18650 battery, it delivers an impressive 12-hour continuous runtime for extended missions or adventures.

Advanced connectivity options including Wi-Fi, Bluetooth, and USB-C allow seamless data transfer, remote control, and video streaming. Capture videos with audio or take photos with the 32GB internal memory, perfect for documentation, analysis, or sharing.

Ideal for tactical surveillance, search and rescue, wildlife observation, and perimeter security, the TD653L provides reliable, long-range thermal vision with pinpoint laser ranging up to 2600 meters detection and 1000 meters laser rangefinder distance.

Guide TD653L Key Features

Built-In Laser Rangefinder

Integrated 1000m laser rangefinder for fast, accurate distance measurement—essential for target acquisition and precise range estimation.

High-Sensitivity Imaging

640×512 resolution @12μm with NETD ≤20mK ensures sharp thermal contrast and clarity in all conditions.

Ambidextrous & One-Handed Operation

Symmetrical design with an intuitive focusing roller allows easy use by left- or right-handed users, enabling quick and precise focus adjustments.

Extended 12-Hour Runtime

Replaceable 18650 battery powers long missions with a full day’s runtime; blind battery installation possible in the dark.

Smart Recording & Storage

Record thermal videos with audio, take high-quality photos, and store over 100,000 images on 32GB internal memory with quick transfer via Wi-Fi or USB-C.

IP67 Waterproof & Dustproof

Built to withstand tough environments, operating reliably between -20°C to +50°C.

TD Gen3 Series features 12μm infrared detector

High-sensitivity detector, NETD down to 20mK

The TD Gen3 LRF Series features 12μm infrared detector with 640×512 and 400×300 resolutions, and offers optional 19mm, 25mm, 35mm and 50mm lenses, delivering impressively crisp images even in complete darkness.

Fine-tuning focus, scroll with fingers

The mini focusing roller design offers a unique experience of fast and precise fine-tuning, allowing users to adjust the focus with a simple scroll of one finger.

Guide TD433 has Fine-tuning focus, scroll with fingers
Guide TD433 Ambidextrous design, one-handed operation

Ambidextrous design, one-handed operation

The symmetrical housing design allows for easy operation with both left and right hands. Its button layout is ergonomically crafted to suit user habits, enabling one-handed operation.

Upgraded visuals，enlarged AMOLED display

Building on the previous generation, the TD Gen3 LRF Series features a 0.36” AMOLED display with a 1280×960 resolution, delivering more vivid details and a more comfortable viewing experience.

Guide TD433 the TD Gen3 Series features a 0.36” AMOLED display
TD Gen3 Series offers an impressive 12-hour runtime

Extended battery life, uninterrupted power

During observation, exploration and stalking in the field, the TD Gen3 LRF Series offers an impressive 12-hour runtime. The replaceable 18650 battery supports blind installation in the dark, with no need to distinguish between the positive and negative terminals.

Smart recording, expanded built-in storage

The upgraded smart recording function can capture videos with sound. Its built-in storage of up to 32GB allows users to store over 100,000 pictures without worrying about running out of space.

Guide TD433 Smart recording, expanded built-in storage

50mm lens, see farther

o deliver sharp, detailed images for long-range shooting, the TD Gen3 LRF Series utilizes 35mm and 50mm lenses, providing a highly detailed view at distances up to 2600m.

Built-in LRF, precise target distance

The built-in laser rangefinder module is seamlessly integrated into the device design, enhancing portability and practicality, with a maximum range of 1000 meters for precise target location.

  Technical Parameters

Sensor

Type

Uncooled VOx Infrared Detector, 8 to 14μm

Resolution

640×512@12μm

NETD

20mK

Frame rate

50Hz
Lens

Objective lens

50mm, F1.0

Field of view

8.8°×6.6°

FOV m@100m

15x12

Magnification

2.6x~20.8x

Detection range

2600m/2800yd

Focus

Manual
Display

Display type

0.36'' AMOLED 1280×960

Color palettes

White Hot, Black Hot, Red Hot, Green Hot, Iron Red, Blue Hot, Sepia

Eyepiece

Eye relief: 20mm; Diopter: -6 to +6; Zoom: 13.8x
Hardware

Laser rangefinder

1000m/1090yd

WIFI

2.4G, 5G

Interface

USB-C

Others

Microphone, Bluetooth
System

Recording function

Photo/Video (Audio recording included)

Memory capacity

32GB
Power

Battery type

Single, Replaceable 18650 Battery

Operating time

10 hours
Environmental

Operating temp.

-20°C to 50°C / -4°F to +122°F

Encapsulation

IP67
Physical

Weight (g/oz)

472/16.65

Size (mm/in)

189.5×67.5×88/7.46×2.66×3.46

Standard

Device, Dust-Free Cloth, Hand Strap, Eye Mask, Battery Charger, 18650 Battery ×1, 5V 2A Adapter (US or UK or Australia or Europe), USB-A to USB-C Cable, Quick Start Guide, Warranty Card

Optional

Bluetooth Remote Control, 18650 Battery
Guide TD433 Thermal Imaging Monocular

See Beyond the Visible with TD653L

Precision Thermal Imaging with Long-Range Laser Rangefinder

The TD653L delivers clear thermal imaging with a 50mm lens and integrated 1000m laser rangefinder. Rugged, ergonomic, and with a 12-hour battery, it’s built to keep you ahead in any environment.

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