Description
Easy to Use: Gauges in millimeters and special made for pupil distance measuring, must have optical tool for buying glasses online.Nose-Notch-Bridge Design: 23mm~42mm each side, either single pupillary distance or dual pupillary distance can be easily obtained with one ruler.2 Pack in 1 Pouch: 0-150mm straight ruler with transparent color and solid white color each, you can measure it by yourself at home or with assistance from your friend.Durable Plastic Material: Made of lightweight and long-lasting plastic, handy tool for opticians, optometrist, ophthalmologist and people who wanted to buy eyeglasses online.Note: Instructions is not included in the package, but it can be easily be found from internet. Or you can contact our friendly support team for further information
