RIX POCKET-K2
RIX Pocket K2 Portable Thermal Monocular User Manual
Model: POCKET-K2
1. Introduction
This manual provides detailed instructions for the safe and effective use of your RIX Pocket K2 Portable Thermal Monocular. The Pocket K2 is a compact, lightweight thermal imaging device designed for observation, hunting, and outdoor exploration, featuring a 256x192 resolution sensor, 50Hz refresh rate, and an 800x600 OLED display.
Please read this manual thoroughly before operating the device to ensure proper functionality and to maximize your user experience.
2. Package Contents
Verify that all items listed below are included in your product packaging:
- RIX Pocket K2 Series Thermal Monocular
- Carrying Case
- USB Type-C Cable
- Lens Cloth
- Lanyard

Image: Contents of the RIX Pocket K2 package.
3. Device Overview
Familiarize yourself with the components of your RIX Pocket K2 monocular:

Image: Front-angled view of the RIX Pocket K2 monocular.

Image: Side view of the RIX Pocket K2 monocular, showing the USB-C port.
- Objective Lens: Captures thermal radiation.
- Eyepiece: For viewing the thermal image.
- Diopter Adjuster: Adjusts focus for individual eyesight.
- Control Buttons: Power, Menu, Zoom, and Navigation.
- USB Type-C Port: For charging and data transfer.
- Integrated Lens Cover: Protects the objective lens.
- Hanging Rope Hole: Attachment point for the lanyard.
- 1/4 inch Screw Hole: For tripod mounting.
4. Setup
4.1 Charging the Device
Before first use, fully charge the monocular. Connect the supplied USB Type-C cable to the device's USB-C port and to a compatible USB power adapter (not included) or computer USB port. The charging indicator will show the charging status.
4.2 Power On/Off
- To Power On: Press and hold the Power button (orange button) until the display illuminates.
- To Power Off: Press and hold the Power button until the device shuts down.
4.3 Diopter Adjustment
Rotate the diopter adjuster ring located near the eyepiece to achieve a sharp image for your vision. This adjustment compensates for individual eyesight differences.
4.4 Integrated Lens Cover
The Pocket K2 features an integrated lens cover for protection. Gently slide the cover to open or close it. This design prevents misplacement of a separate lens cap.

Image: Integrated lens cover operation.
5. Operating Instructions
5.1 Basic Operation and Menu Navigation
Use the control buttons on the top of the device to navigate menus and adjust settings. The specific functions of each button (Menu, Zoom, Navigation) are typically indicated by icons or context-sensitive actions within the display.
5.2 Image Modes (Color Palettes)
The Pocket K2 offers multiple image modes to suit different observation conditions and user preferences. These modes display thermal signatures in various color schemes:
- Black Hot: Hot objects appear black, colder objects appear white.
- White Hot: Hot objects appear white, colder objects appear black.
- Red Hot: Displays heat in shades of red, often highlighting hotter areas.
- Color Hot: Uses a spectrum of colors to represent temperature differences.

Image: Examples of different image modes (color palettes).
5.3 Zoom Function
Utilize the zoom button to magnify the thermal image for closer inspection of distant objects. The device supports digital zoom, enhancing observation capabilities.
5.4 Wi-Fi Connectivity
The Pocket K2 features Wi-Fi connectivity, allowing you to connect to a smartphone application for live streaming, remote control, and advanced settings adjustments. Refer to the specific app instructions for pairing and usage.
5.5 Resolution Enhanced Technology (RET)
RIX's Resolution Enhanced Technology (RET) improves image clarity by doubling the number of pixels and using AI algorithms to simulate surrounding pixels. This results in a sharper, more detailed thermal image, comparable to higher-resolution sensors.

Image: Comparison of thermal image quality with and without RET.
5.6 Electronic Image Stabilization (EIS)
The Electronic Image Stabilization (EIS) technology helps maintain a clear and stable image, even with slight hand movements or shaking. This reduces motion blur and the feeling of vertigo during observation.

Image: EIS in action, stabilizing a thermal image.
5.7 Weather Mode
The device includes intelligent parameter adjustments for various weather conditions, ensuring a crisp and detailed view even in challenging environments.

Image: Weather mode icon on the monocular display.
5.8 Internal Storage
The Pocket K2 comes with 8GB of internal storage, allowing you to capture and save thermal images and videos directly on the device.
6. Maintenance
6.1 Cleaning the Lens
Use the provided lens cloth or a soft, lint-free cloth to gently clean the objective lens and eyepiece. Avoid using abrasive materials or harsh chemicals, which can damage the optical coatings.
6.2 General Care
- Store the device in its carrying case when not in use to protect it from dust and impacts.
- Avoid exposing the monocular to extreme temperatures or direct sunlight for prolonged periods.
- Ensure the USB-C port cover is securely closed when not charging to maintain water resistance.
6.3 IP67 Waterproof Rating
The Pocket K2 has an IP67 waterproof rating, meaning it is protected against dust ingress and immersion in water up to 1 meter for 30 minutes. This allows for confident use in humid, foggy, or rainy conditions. However, it is not designed for prolonged underwater use.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Low battery; device malfunction. | Charge the device fully. If the issue persists, contact customer support. |
| Image is blurry or out of focus. | Diopter not adjusted; lens dirty. | Adjust the diopter ring. Clean the objective lens and eyepiece with a soft cloth. |
| Wi-Fi connection issues. | Incorrect app settings; device too far from smartphone. | Ensure the app is correctly configured and the device is within range. Restart both devices. |
| Short battery life. | Frequent use of power-intensive features; aging battery. | Reduce screen brightness or Wi-Fi usage. If battery life significantly degrades, contact support. |
8. Specifications
| Feature | Detail |
|---|---|
| Thermal Sensor Resolution | 256x192 |
| Refresh Rate | 50Hz |
| NETD | <25mK |
| Display Type | OLED |
| Display Resolution | 800x600 |
| Objective Lens Diameter | 9 mm |
| Eyepiece Lens Description | 13.5mm |
| Focus Type | Fixed Focus |
| Connectivity | Wi-Fi |
| Internal Storage | 8GB |
| Waterproof Rating | IP67 |
| Power Source | 1 Lithium Ion battery (included) |
| Product Dimensions | 4.9 x 1.8 x 2.9 inches (12.4 x 4.6 x 7.4 cm) |
| Item Weight | 7.1 ounces (200 grams) |
| Model Number | POCKET-K2 |
9. Warranty and Support
9.1 Warranty Information
The RIX Pocket K2 Thermal Monocular typically comes with a 3-year warranty from the manufacturer. Please refer to the warranty card included in your package or visit the official RIX website for complete warranty terms and conditions.
9.2 Customer Support
For technical assistance, troubleshooting, or warranty claims, please contact RIX customer support. Contact information can usually be found on the manufacturer's website or in the product packaging.
Manufacturer: Visir Inc.
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