1. Introduction
The BoxWave ClearTouch Crystal Privacy Screen Protector is designed to safeguard the screen of your Andonstar AD209 digital microscope while providing enhanced privacy. This flexible film offers protection against scratches and cracks, maintains optical clarity, and incorporates a privacy feature that limits viewing angles. This manual provides detailed instructions for installation, usage, and maintenance to ensure optimal performance and longevity of your screen protector.

This image displays the BoxWave ClearTouch Crystal Privacy screen protector packaging alongside the Andonstar AD209 digital microscope, illustrating the product's intended use.
2. Key Features
- Privacy Technology: The screen protector changes its properties based on the viewing angle. When viewed directly, the screen remains clear. From side angles (approximately 25 degrees and beyond), the view is obstructed, ensuring your privacy.
- Precision Fit: Engineered to precisely fit the Andonstar AD209 screen, ensuring full accessibility to all ports and buttons without interference.
- Durable Material: Constructed from a next-generation, strong, and flexible material that provides robust protection against scratches and cracks, without the brittleness associated with glass protectors.
- Optical Clarity: Features a glossy surface that offers 99% visual transparency, preserving the screen's original clarity and vibrant colors without blurring or distortion.

This graphic highlights the key attributes of the ClearTouch Crystal Privacy screen protector, including optimized color rendition, 99% clarity, precise cut, and reusability.

This diagram demonstrates the anti-spy privacy feature, showing how the screen content is clearly visible when viewed directly but becomes obscured from side angles (30 and 45 degrees).

An image illustrating the high definition clarity of the screen protector, with a transparent overlay on a vibrant landscape, emphasizing 99% visual transparency.

This image demonstrates the scratch-resistant properties of the screen protector, showing a knife and key near a screen, indicating protection against everyday abrasions.
3. Package Contents
Your BoxWave ClearTouch Crystal Privacy Screen Protector package typically includes:
- ClearTouch Crystal Privacy Screen Protector(s)
- Microfiber Cleaning Cloth
- Applicator Card (for smooth application)

This image displays the contents of the 2-pack, including two ClearTouch Crystal Privacy screen protectors, a microfiber cleaning cloth, and an applicator card for installation.
4. Setup and Installation
Follow these steps for a smooth and bubble-free application of your screen protector:
- Clean the Screen: Use the included microfiber cloth to thoroughly clean the screen of your Andonstar AD209. Ensure all dust, fingerprints, and smudges are removed. A dust-free environment is recommended for best results.
- Align the Protector: Carefully align the ClearTouch Crystal Privacy screen protector with the edges of your device's screen. Take your time to ensure a perfect fit before proceeding.
- Remove Backing Layer: Once aligned, gently peel off the bottom protective layer of the screen protector. Avoid touching the adhesive side.
- Apply to Screen: Slowly lower the screen protector onto the device's screen. The glueless adhesive will automatically cling to the screen.
- Smooth Out Bubbles: Use the applicator card (or a credit card wrapped in the microfiber cloth) to gently push out any air bubbles towards the edges of the screen. Start from the center and work your way outwards.
- Final Inspection: Check for any remaining dust particles or bubbles. If necessary, you can gently lift a corner of the protector to remove dust with a piece of tape and reapply.
5. Operating Instructions (Privacy Functionality)
The ClearTouch Crystal Privacy screen protector is designed to provide privacy without requiring any special operation from the user. Its functionality is inherent to its design:
- Direct View: When you view your Andonstar AD209 screen directly from the front, the screen protector allows for 99% visual transparency, ensuring a clear and unobstructed view of your content.
- Side View: If someone attempts to view your screen from an angle of approximately 25 degrees or more from either side, the screen content will appear darkened or obscured, effectively preventing casual onlookers from seeing your display.
No settings or adjustments are required to activate this privacy feature; it functions automatically based on the viewing angle.
6. Care and Maintenance
To maintain the clarity and effectiveness of your screen protector:
- Cleaning: Use a soft, lint-free cloth, such as the included microfiber cloth, to gently wipe the screen protector. For stubborn smudges, slightly dampen the cloth with water or a screen-safe cleaning solution. Avoid harsh chemicals or abrasive materials.
- Avoid Sharp Objects: While the protector is scratch-resistant, extreme pressure or very sharp objects can still cause damage. Handle your device with care.
- Reusability: The ClearTouch Crystal Privacy is equipped with installation forgiveness. If dust or bubbles appear after initial application, you may carefully lift and reapply the protector after cleaning both the screen and the adhesive side (if necessary, with a lint roller or tape to remove dust).
7. Troubleshooting
If you encounter issues during or after installation, consider the following:
- Bubbles: Most small bubbles will disappear within 24-48 hours as the adhesive settles. For larger bubbles, gently lift the nearest edge of the protector and re-apply, using the applicator card to push the air out.
- Dust Under Protector: If dust particles are trapped, carefully lift the nearest edge of the protector. Use a piece of tape to gently dab the dust off the adhesive side of the protector and the device screen, then reapply.
- Misalignment: If the protector is significantly misaligned, carefully peel it off completely, clean the screen and protector again, and attempt re-installation.
- Reduced Clarity: Ensure the screen and protector are clean. If clarity issues persist, verify that the protector is the correct model for your device.
8. Product Specifications
| Attribute | Detail |
|---|---|
| Brand | BoxWave |
| Model | ClearTouch Crystal Privacy |
| Compatible Device | Andonstar AD209 |
| Material | Polyethylene Terephthalate |
| Screen Surface Description | Glossy |
| Item Weight | 1 ounces |
9. Support Information
For further assistance, questions, or support regarding your BoxWave ClearTouch Crystal Privacy Screen Protector, please refer to the official BoxWave website or contact their customer service directly. Contact information can typically be found on the product packaging or the manufacturer's website.