1. Introduction
The Lixada 25x30 Monocular is a compact, portable optical instrument designed for viewing distant objects with 25x magnification. It features a 30mm objective lens and a BAK4 roof prism for clear image transmission. Its collapsible design makes it suitable for various outdoor activities.

Figure 1: Overview of the Lixada 25x30 Monocular with key components labeled.
2. Package Contents
Verify that all items are present in the package:
- Lixada 25x30 Monocular
- Drawstring storage pouch
- Cleaning cloth
- User manual

Figure 2: Included accessories: monocular, storage pouch, and packaging.
3. Setup
To prepare your monocular for use:
- Extend the Monocular: Gently pull the eyepiece section away from the main body until it is fully extended. The monocular is designed to be collapsible for portability and extended for observation.
- Adjust Eyepiece: Position your eye close to the eyepiece.

Figure 3: Collapsible design of the monocular, showing retracted and extended lengths.

Figure 4: The monocular in its fully extended position, ready for use.
4. Operating Instructions
Follow these steps for optimal viewing:
- Hold the Monocular: Grip the monocular firmly with one hand. The nonslip molded rubber armor provides a secure and comfortable hold.
- Aim: Point the objective lens towards the object you wish to observe.
- Focus: While looking through the eyepiece, slowly rotate the focusing mechanism (typically the eyepiece or a ring near it) until the image appears clear and sharp. Adjust the extension length slightly if needed to achieve focus.
- Observe: The monocular provides a wide angle field of view (52m/1000m) for observing landscapes and distant objects.

Figure 5: The monocular's compact size, fitting comfortably in one hand.

Figure 6: Example of the monocular in use for observing nature.
5. Maintenance and Care
Proper maintenance ensures the longevity and performance of your monocular:
- Cleaning Lenses: Use the provided cleaning cloth or a soft, lint-free cloth specifically designed for optical lenses. Gently wipe the lens surfaces to remove dust or smudges. Avoid using abrasive materials or harsh chemicals.
- Storage: When not in use, retract the monocular to its compact size and store it in the drawstring pouch. Keep it in a dry, cool place, away from direct sunlight and extreme temperatures.
- Handling: Avoid dropping the monocular or subjecting it to strong impacts, as this can damage the internal optical components.
6. Troubleshooting
If you encounter issues with your monocular, consider the following:
- Difficulty Focusing: Ensure the monocular is fully extended. Rotate the focusing mechanism slowly and deliberately. Sometimes, a slight compression or extension from the fully extended position may be necessary to achieve a clear focus, depending on the viewing distance.
- Unclear Image: Check if the lenses are clean. Dust or smudges can significantly reduce image clarity. Ensure you are looking directly through the center of the eyepiece.
- Narrow Field of View: The monocular has a specified field of view (52m/1000m). If the field appears unusually narrow, ensure the monocular is fully extended and your eye is correctly positioned.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | LIXADA |
| Model Number | BLC0507556704175ZD |
| Magnification | 25x |
| Objective Lens Diameter | 30 mm |
| Field of View | 52m/1000m |
| Prism Type | BAK4 Roof Prism |
| Lens Coating | Multi-Coated |
| Focus Type | Manual Focus |
| Retracted Length | 4.3 inches (approx. 11 cm) |
| Extended Length | 10.8 inches (approx. 27.5 cm) |
| Item Weight | 190 Grams |
8. Warranty and Support
For warranty information or technical support, please refer to the documentation provided with your purchase or contact the manufacturer directly. Specific warranty terms may vary by region and retailer.