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Yubeen Optics

Basic Information

Model GX55L
Product Type Thermal Imaging Riflescope

Thermal Detector

Detector Type VOx Uncooled Infrared Detector
Detector Resolution 640 × 512pixels
Frame Rate 50Hz
Pixel Pitch 12μm
Spectral Range 8–14μm
NETD <20 mK (25°C, F1.0)

Optics & Detection

Objective Lens Focal Length 50mm
F-Number F1.0
Focusing Mechanism Manual Focus
Minimum Focusing Distance 5m
Base Magnification 2.7×
Electronic Magnification 1×–8×
Total Magnification Range 2.7–21.6×

Display

Display Type OLED
Display Size 0.49inch
Display Resolution 1920 × 1080pixels
Image Palettes White Hot, Black Hot, Red Hot, Fusion
Eye Relief 40mm

Imaging, Recording & Connectivity

Photo Capture Supported
Video Recording Supported
Photo Format JPG
Video Format MP4
Standby Mode Supported
Internal Storage Built-in eMMC (64 GB)
Picture-in-Picture Supported
Uniformity Correction (NUC) Supported
Image Enhancement AI Image Enhancement
Wi-Fi Hotspot Supported
External Device Connection Wi-Fi (App connection)

Reticle, Zeroing & Rangefinding

Reticle Function Supported
Reticle Colors Multiple colors
Ballistic Calibration Supported
Integrated Laser Rangefinder Supported
Laser Safety Class Class 1
Laser Wavelength 905nm
Maximum Measuring Range 1000m
Minimum Measuring Range 3m
Distance Measurement Accuracy ±1m

Power Supply

Battery Type Replaceable 18650 Li-ion Battery
Replaceable Battery Replaceable
Battery Life ≥4 h (25°C, hotspot disabled)
Battery Test Condition 25°C, hotspot disabled
External Power Supply DC 5 V / 2 A
Charging / Power Interface USB Type-C (external power only)
Charging in Device Not Supported

Environmental & Durability

Operating Temperature −30 to +55°C
Ingress Protection IP67
Shock Resistance 1,200 g / 0.4 ms

Dimensions, Interface & Package

Product Dimensions 195 × 75 × 69mm
Net Weight 635 (excluding battery)g
Housing Material Magnesium–aluminium alloy
Physical Ports USB Type-C (external power only)
YUBEEN GX55L thermal imaging riflescope in an alpine forest setting
Integrated-LRF Thermal Imaging Riflescope

GX55L

See the Detail. Know the Distance.

Built around a 640 × 512 thermal detector and a 50 mm F1.0 objective, GX55L combines thermal observation with integrated laser ranging in one field-ready platform.

01 Detector —
02 Objective Lens — / —
03 Frame Rate —
Discover

— System Story

Observation, ranging and direct control—organized as one compact system.

— brings thermal observation, distance awareness and direct control into one compact platform. Its operating flow is centered on the information needed most often in the field.

From locating a heat signature to confirming range and adjusting the view, key functions remain close at hand— reducing unnecessary steps while preserving a clear and stable reading of the scene.

— Core Capabilities

High-Sensitivity Thermal Imaging

—

Bright Objective Optics

— / —

Smooth Real-Time Imaging

—

Integrated Laser Rangefinding

—

Ballistic Calibration

—

Flexible Digital Zoom

—

One Scene. Four Ways to Read It.

Switch between White Hot, Black Hot, Red Hot and Fusion to compare how four thermal palettes present the same scene. Choose the view that helps you interpret temperature differences and surrounding detail most clearly.

Measure Without Leaving the View.

Explore the GX55L thermal view: click to measure and change magnification. This interactive demonstration uses illustrative ranges, not live readings.

-- -- ---- --:--
HD Wi-Fi
0°
A-100m
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—cm
0°
Integrated LRF — Digital Zoom — Magnification Range — Ballistic Calibration —

Smart Imaging Tools

Process. Capture. Connect.

Explore four imaging and connectivity tools available on the current model.

Explore the features

AI-assisted processing

Refine displayed detail.

GX55L AI Image Enhancement refines the presentation of thermal image detail.
Image data Processing Refined display

GX55L / Field Experience

See the GX55L in Action.

Explore the GX55L video on our YouTube channel.

Standard package contents

Included Accessories

Ten accessory groups are included in the current GX55L standard package.

10 accessory groups
01 ×1
GX55L Picatinny rail mounting accessory
01 Installation

Picatinny Mount

Picatinny mounting hardware included for installing GX55L on a compatible rail.

Included quantity
×1
Package status
Standard package

Supplied as part of the current standard package.

Package contents are listed for the confirmed GX55L configuration.

TECHNICAL DATA

Technical Specifications

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GX55L / Resources

Product Resources

Explore product information, technical documents, and downloadable resources for the GX55L.

GX55L Product Brochure cover

Product Brochure

GX55L Product Brochure

An overview of the GX55L, including its thermal imaging system, key features, physical design, and technical specifications.

PDF8 pagesEnglish


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