1. Introduction
The KINSEI Thermal Imaging Monocular TPC-K20-G10 is designed to provide clear thermal images of targets, including moving objects, with a fast frame rate. This device enhances situational awareness in various conditions, allowing detection of humans, animals, and objects in complete darkness, fog, or through glare. It is a reliable thermal imaging tool for law enforcement professionals, hunters, and outdoor enthusiasts operating in challenging environments.

Image 1.1: The KINSEI Thermal Imaging Monocular, showcasing its ergonomic and compact design.
2. Package Contents
Please verify that all items are present and in good condition upon unpacking.
- KINSEI Thermal Imaging Monocular
- Carrying Case
- Micro USB Charging/Data Cable
- Charger
- User Manual
3. Product Overview
Familiarize yourself with the components and features of your KINSEI Thermal Imaging Monocular.

Image 3.1: Labeled diagram of the KINSEI Thermal Imaging Monocular, highlighting key components such as the digital zoom button, mode switch, photograph capturing button, power on/off button, laser pointer, lens protector cover, eyepiece rotary knob, tripod nut, Micro SD card slot, Micro USB port, CVBS port, and body sensor.
- Digital Zoom Button: Short press to cycle through 1x, 2x, 3x, 4x digital zoom. Long press to activate/deactivate the laser pointer.
- Mode Switch: Cycles through Green Hot, White Hot, Black Hot, Red Hot, and Iron Oxide Red display modes.
- Photograph Capturing Button: Press to capture still images.
- Power On/Off Button: Press and hold to power the device on or off.
- Laser Pointer: Emits a laser beam to indicate a position. Automatically deactivates after 10 seconds for eye protection.
- Lens Protector Cover: Provides dust prevention for the lens.
- Eyepiece Rotary Knob: Adjusts diopter to match individual user's vision for a clear image.
- Tripod Nut: Standard threading for mounting on a tripod.
- Micro SD Card Slot: Supports Micro SD cards up to 256GB for storage.
- Micro USB Port: Used for charging the device and connecting to a PC for data transfer.
- CVBS Port: Connects to an external display.
- Body Sensor: Detects when the product is not in use and triggers hibernation to conserve power.

Image 3.2: Overview of key features of the KINSEI Thermal Imaging Monocular, including its 10mm focal lens, 50Hz refresh rate, 256x192 effective pixels, 4x digital zoom, 5 display modes, IP67 waterproof rating, integrated laser pointer, support for up to 256GB Micro SD cards, 4500 mAh long-lasting battery, and a recognition distance of up to 303 yards (277 meters).
4. Setup
4.1. Charging the Battery
The monocular is equipped with a built-in rechargeable Lithium-ion battery. Before first use, fully charge the device.
- Connect the Micro USB charging/data cable to the Micro USB port on the monocular.
- Connect the other end of the cable to the provided charger and plug it into a power outlet.
- The charging indicator will show the charging status. Once fully charged, the indicator will change (refer to device display for specific indication).
- A full charge provides approximately 9 hours of operating time (with Wi-Fi hotspot off, at 25°C).

Image 4.1: Illustration of the monocular's internal battery, highlighting the 4500 mAh capacity, Micro USB charging port, and approximately 10 hours of working time on a full charge.
4.2. Inserting a Micro SD Card (Optional)
To store captured images and videos, insert a Micro SD card (up to 256GB) into the designated slot.
- Locate the Micro SD card slot on the device (refer to Image 3.1).
- Gently insert the Micro SD card with the contacts facing down until it clicks into place.
- To remove, gently push the card until it springs out.
5. Operating Instructions
5.1. Power On/Off
- To power on, press and hold the Power On/Off Button until the display activates.
- To power off, press and hold the Power On/Off Button until the display shuts down.
5.2. Dioptric Adjustment
Adjust the eyepiece to ensure a clear view for your individual eyesight.
- Look through the eyepiece.
- Rotate the Eyepiece Rotary Knob (refer to Image 3.1) until the image on the LCOS display appears sharp and in focus.
5.3. Digital Zoom
The monocular features a 4x digital zoom to observe targets in more detail.
- Short press the Digital Zoom Button to cycle through 1x, 2x, 3x, and 4x magnification levels.

Image 5.1: Visual representation of the 1x, 2x, 3x, and 4x digital zoom capabilities, demonstrating how the monocular helps observe targets with increasing detail in the dark.
5.4. Display Modes (Color Palettes)
The device offers multiple color palettes to adapt to different viewing preferences and environments.
- Press the Mode Switch Button to cycle through the available display modes:
- White Hot: Hot objects appear white.
- Black Hot: Hot objects appear black.
- Red Hot: Hot objects appear red.
- Green Hot: Hot objects appear green.
- Iron Oxide Red: A common thermal palette for general use.

Image 5.2: Examples of the five color palettes (Green Hot, White Hot, Black Hot, Red Hot, Iron Oxide Red) that can be switched freely to suit user preferences for thermal imaging.
5.5. Distance Measurement
The monocular can automatically calculate the distance to a target.
- Mark the top and bottom of a target on the screen.
- The interface will automatically display the calculated distance to the target.
5.6. Laser Pointer
The integrated laser pointer can be used to indicate a specific position.
- Long press the Digital Zoom Button to activate the laser pointer.
- The laser pointer will automatically deactivate after 10 seconds to protect eyes.
5.7. Photograph Capturing
Capture still thermal images to your Micro SD card.
- Press the Photograph Capturing Button to take a picture.
- Ensure a Micro SD card is inserted for storage.
5.8. Wi-Fi Connection and External Display
The monocular supports connection to a mobile application via Wi-Fi hotspot and to an external display via the CVBS port.
- Wi-Fi Hotspot: Activate the Wi-Fi hotspot feature on the monocular (refer to on-screen menu for specific steps). Connect your smartphone to the monocular's Wi-Fi network and use the dedicated mobile application for remote viewing and control.
- CVBS Port: Use a compatible cable to connect the monocular's CVBS port to an external display for larger viewing.
6. Maintenance
6.1. Cleaning
- Use a soft, lint-free cloth to clean the monocular's body.
- For the lens, use a lens cleaning solution and a microfiber cloth specifically designed for optics. Avoid abrasive materials.
- Do not use harsh chemicals or solvents.
6.2. Storage
- Store the monocular in its carrying case when not in use to protect it from dust and physical damage.
- Store in a cool, dry place, away from direct sunlight and extreme temperatures.
6.3. Water Resistance (IP67)
The KINSEI Thermal Imaging Monocular is rated IP67, meaning it is protected from dust and can withstand immersion in water up to 1 meter for 30 minutes. While durable, avoid prolonged submersion and ensure all ports are securely closed before exposure to water.

Image 6.1: The KINSEI Thermal Imaging Monocular demonstrating its IP67 waterproof capability, ensuring excellent performance in various weather conditions.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Low or depleted battery. | Charge the device fully using the provided charger and cable. |
| Image is blurry or out of focus. | Dioptric adjustment incorrect. | Rotate the Eyepiece Rotary Knob to adjust the focus for your vision. |
| Cannot capture images/videos. | No Micro SD card inserted or card is full/corrupted. | Insert a Micro SD card. Check card capacity or try formatting the card (this will erase all data). |
| Wi-Fi connection issues. | Wi-Fi hotspot not activated or incorrect password. | Ensure Wi-Fi hotspot is enabled on the monocular. Verify the correct password on your smartphone. |
| Laser pointer not working. | Not activated correctly or automatically deactivated. | Long press the Digital Zoom Button to activate. Note it deactivates after 10 seconds. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | KINSEI |
| Model | TPC-K20-G10 |
| Color | Gray |
| Sensor Resolution | 256 x 192 effective pixels |
| Refresh Rate | 50 Hz |
| Focal Length | 10 mm |
| Objective Lens Diameter | 25 mm |
| Digital Zoom | 1x, 2x, 3x, 4x |
| Display | 0.5 cm (720 x 540) LCOS screen |
| Recognition Distance (Vehicles) | Up to 253 meters |
| Recognition Distance (Animals) | Up to 98 meters |
| Color Palettes | White Hot, Black Hot, Red Hot, Green Hot, Iron Oxide Red |
| Battery Type | Built-in Lithium-ion |
| Battery Capacity | 4500 mAh |
| Operating Time | Approximately 9 hours (Wi-Fi off, 25°C) |
| Storage | Micro SD card up to 256 GB |
| Waterproof Rating | IP67 |
| Connectivity | Wi-Fi, Micro USB, CVBS port |
| Dimensions (L x W x H) | 17.1 x 5.8 x 5.9 cm |
| Weight | 349.27 grams |
| Focus Type | Autofocus |
| Telescope Mount Description | Azimuthal mount |
9. Warranty and Support
KINSEI offers a 24-month hassle-free warranty for this product. For any technical assistance, troubleshooting, or warranty claims, please contact KINSEI customer support. Refer to the contact information provided with your purchase or visit the official KINSEI website for support details.
Please retain your proof of purchase for warranty validation.