14 mm exit pupil, which corresponds to the standard pupil size of a youthful dim-tailored human eye in situation without having extraneous light-weight. Commonly, binoculars having an aim lens diameter greater than 30mm are classed as regular-sized. These with the objective lens diameter of a lot less than 30mm https://binoculars64296.blogmazing.com/12866513/5-simple-statements-about-binoculars-explained