Pupil Distance Measuring Instrument, Optical Pupil Rangefinder, Binocular Pupillary Distance: 45~82mm/Error:< 0.05mm/Automatic Shutdown/Easy Operation, Used for Measuring Eyes

The interpupillary distance of single/double eyes can be measured separately, and the data is accurate Powered by two dry batteries, super endurance power on/off key Above the right pupil measurement key is the power switch key. When in use, lightly press the power key to turn it on and it will automatically shut down. Function switch key 1. Used to convert short-range interpupillary distance 2. Used to adjust LED light brightness, automatic shutdown time and display accuracy. Product name: pupillary distance meter Left eye/right eye interpupillary distance: 22.5~41mm Visual value error: <0.05mm Packing list: Pupil Distance Meter*1

• Pupil meter: a precision optical instrument used to measure the distance between pupils when glasses refract. It has the characteristics of direct point sampling and high positioning accuracy, and displays measurement results in digital form.
• Multifunctional: Automatically turn off when not in use; Automatically remember the last value when turned off (when the machine is not running). Nose and forehead support, fix the instrument on the patient's nose and forehead.
• Pupil distance measurement: This digital partial discharge meter can accurately measure the distance between pupils, with a binocular PD range of 45-82mm and a monocular PD range of 22.5-41mm.
• Humanized design: Ergonomic design, stainless steel forehead support, soft rubber nose pad, easy to use, humanized cover design, avoiding relative embarrassment in the oral cavity.
• Intuitive/Easy to Operate: Our digital PD instrument adopts high-precision sensors and advanced intelligent electronic operation, which is intuitive, accurate, and easy to operate, making it a good helper for measuring eyes in eyewear stores.