Feature : 1 . Including anti blue and blue light generator , easy to use . 2 . Use blue light generator card shine on the white part , good using effect . 3 . The stronger the blue light , the deeper the color change , convenient test . 4 . To provide you with more professional services , used for eyeglasses test . 5 . Reusable designs , including 10 set of the package , meet your demands . Specification : Condition : Brand New Item Type : Anti Blue Light Test Card + Blue Light Generator Material : Paper Usage : Anti Blue Light Eyeglasses Test , Detection Blue Light Glasses reusable(repeated use : irradiated test card will automatically recover after 1 or 2 minutes)The stronger the blue light , the deeper the color change Test Card Length : Approx . 8 . 5cm / 3 . 3in Test Card Width : Approx . 5 . 3cm / 2 . 1in Package List : 10 x Anti Blue Light Test Card 10 x Blue Light Generator
- REUSABLE DESIGN : Anti blue light test card adopts reusable design , including 10 set of the package , which can meet your demands .
- SERVICE GUARANTEE : We have a professional customer service team . Please customer service in time if you have any questions , we will solve them as soon as possible . Hope you have a good shopping experience . Please allow a slight error due to manual measurement .
Specifications
| Brand Name | DAUERHAFT |
| Manufacturer | DAUERHAFT |
| Item Type | Computer Bluelight Blocking Glasses · Health & Personal Care |
| Shipping Weight | 98 g |
| Category | Health & Personal Care › Health Care › Eye Care › Computer Bluelight Blocking Glasses |
| Category Rank | #540,590 in Health & Personal Care |
| Customer Reviews | 4.1 out of 5 (23 ratings) |
| EAN | 9588085830725 |
| Attributes | EASY TO USE : This anti blue… · CONVENIENT TEST : This anti… |
Common questions
10 Set Professional Anti Blue Light Test Card , Including Anti Blue and Blue Light Generator , The Blue Light More Strong , The Color Change More Deep , for Eyeglasses Test
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