The Worth 4 Dot Test Flashlight is an essential diagnostic tool used in binocular vision testing to evaluate suppression, fusion, and diplopia. This compact and portable device helps eye care professionals assess how well both eyes work together by presenting four distinct colored lights to the patient wearing red-green glasses.
Precise Binocular Vision Testing – Assesses suppression, diplopia (double vision), and fusion by presenting distinct red, green, and white dots.
High-Quality Red-Green Glasses – Ensures accurate color separation for proper visual assessment.
Rechargeable & Battery-Powered – Comes with a long-lasting battery and a convenient charger, making it ideal for both clinical and mobile use.
Compact & Portable – Lightweight, pocket-sized design for easy use in clinics, hospitals, and vision therapy sessions.
Durable & Easy to Use – Made with sturdy materials and a user-friendly on/off switch for quick testing.
Processing time
According your order list. we will supply delivery time .
Commonly is 5-7 work days after we confirm payment
Shipping time
By Express : 3-7 days . Door to door service
By Air : 3-7 days . (the goods arrival at your local air ports
By sea : 30-40 days (the goods arrival at your local sea ports )
PS : by air or by sea, if you need door to door service, please tell us . we will help you checking the extra door to door cost.
How many months warranty do you provide ?
one year
What should I do if the machine have question ?
For ensuring all the items are in good quality, we will test all products before the packages were sent out. Once the machine have some question, please don't worry. kindly send us some images of the situation , Video and machine series, and explain the question in where . we will supply solution to you deal soon.
What should I do if the spare parts is broken in Warranty ?
If in Warranty, some spare parts broken in the Use. kindly supply picture or video , and machine series number .
We will send the spare parts by express to you soon.. and we bear express cost .
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Worth 4 Dot Test Flashlight