Yunnan Zhongyang photoelectric instrument Co., LTD
Learing center details
The exit pupil distance is measured in millimeters and represents the distance from the outer surface of the eyepiece where the last lens of the optical instrument is in contact with the air to the observer's eye where it is still comfortable to observe.
Products with long pupil distance are more suitable for people wearing glasses, such as myopia people will be more comfortable to observe.
