What does Waylon Binocular mean

A vision screening device that checks the refractive status of both eyes. According to the query love enterprise check can be known, Welch Allyn binocular is the United States of America WelchAllynSpot company to produce research and development of binocular vision screening instrument, because Welch Allyn binocular has the results of accurate and rapid, touch-screen design, instant presentation of binocular information, a strong storage space, convenient network connection, simple operation and other characteristics by the vast number of consumers, so Welch Allyn binocular is the United States of America Welch Allyn company developed a refractive state of vision screening instrument. A vision screening device to check the refractive status of both eyes.