I don't know much about this item other than the light turns on and it all seams to work. Experience the ultimate solution to eye fatigue with the Hoya SS-10 Strain Scope. This state-of-the-art ophthalmology equipment by Hoya is designed to alleviate eye stress by providing an accurate assessment of your vision.
The SS-10 is perfect for healthcare professionals and individuals seeking to take control of their vision health. It comes from a trusted brand and is a top choice for medical and lab equipment. Get your hands on the Hoya SS-10 Strain Scope today and say goodbye to eye fatigue for good.