Optical Flipper Lens Holder | Adjustable PD ±50–±400
Optical Flipper Lens Holder | Adjustable PD ±50–±400
YOVIP Optical Flipper Lens Holder — Adjustable PD Eye Trainer
The YOVIP Optical Flipper Lens Holder is a precision-crafted ophthalmic flipper designed for vision training and optometric use. With a wide diopter range of ±50 to ±400 and an adjustable interpupillary distance (PD) of 4–8 cm, this versatile flipper is ideal for optometrists, vision therapists, and home-based eye exercises alike. Compact, lightweight, and easy to hold, it makes daily visual training sessions effortless and effective.
This product is intended for vision training and optometric assessment purposes only. It is not a medical device intended to diagnose, treat, cure, or prevent any disease or medical condition. Always consult a qualified eye care professional before beginning any vision training program.
Key Features
- Wide Diopter Range: Covers ±50 to ±400 diopters, accommodating a broad spectrum of training and testing needs.
- Adjustable Interpupillary Distance: PD adjusts from 4 cm to 8 cm to suit different users comfortably and accurately.
- Clear, Accurate Lenses: Transparent optical-quality glass/plastic lenses provide precise diopter accuracy for reliable visual training results.
- High-Strength Plastic Frame: Durable, eco-friendly plastic construction keeps the flipper lightweight and easy to handle during extended sessions.
- Built-In Occluder: Integrated occluder panel allows single-eye training for focused vision exercises.
- Versatile Training Applications: Suitable for accommodative flexibility exercises targeting astigmatism, hyperopia, amblyopia, and general visual acuity conditioning.
- Portable & Practical: Compact one-piece design — take it to the clinic, classroom, or use at home with ease.
Specifications
| Material | Optical plastic & glass |
| Diopter Range | ±50 to ±400 |
| Adjustable PD Range | 4–8 cm |
| Batteries Required | No |
| Number of Pieces | 1 |
| Country of Origin | Made in Mainland China |
Package Includes
- 1 × YOVIP Optical Flipper Lens Holder
Tips for Best Results
For general visual training exercises, a recommended session of around 15 minutes per day can help build accommodative flexibility over time. Always follow the guidance of your eye care professional when using optical training tools.
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Note: Colors may vary slightly due to monitor settings and lighting. Please allow a measurement tolerance of 1–3 cm due to manual measurement.
Learn more: National Eye Institute on eye health
Frequently Asked Questions
Q: What diopter range does this optical flipper cover?
A: The YOVIP Optical Flipper Lens Holder covers a wide diopter range of ±50 to ±400, making it suitable for a broad variety of accommodative vision training and optometric assessment sessions.
Q: Can the interpupillary distance (PD) be adjusted to fit different users?
A: Yes. The flipper features an adjustable PD range of 4 cm to 8 cm, allowing it to be comfortably customized for different users — from children to adults — ensuring accurate lens alignment during training.
Q: Is this flipper suitable for home use or only for professional clinics?
A: This optical flipper is designed to be versatile enough for both professional optometric settings and guided home vision training programs. However, we always recommend consulting a qualified eye care professional before starting any eye exercise routine.
Q: Does the flipper include an occluder?
A: Yes, the flipper includes a built-in occluder that allows you to cover one eye at a time, enabling focused single-eye training exercises for more targeted accommodative flexibility work.