Optical micro-objective for the observation of beings and nearby objects (Machine-translation by Google Translate, not legally binding)

摘要

Optical micro-lens for the observation of beings and nearby objects, characterized by being composed of a tubular piece equipped with internal recesses at its ends, in which an optical system composed of two lenses is mounted, one of them planoconcave corresponding to the observation area , and the other biconvex corresponding to the eyepiece. (Machine-translation by Google Translate, not legally binding)