【Adjustable Focus 】Aussicht Winkelschleifer Focus Adjustable aus Glas allow you to easily adjust the focus
【Winkelschleifer-focus aus Glas 】 by turning the knob, the two sides of each lens can be slid relative to each other non… the right focal length is reached.
【Lightweight Werkstoff 】 bekömmlich in weight, easy to use, no burden on the bridge of the nose.
【Allgemein gültig Formgebung 】 suitable for most people, not only can be used as presbyopia glasses and reading glasses but dann can be used for children to do experiments to stimulate children’s desire to explore and seek knowledge.
【Versatile Usage 】 Whether you’re reading, working oben angeführtcomputer, or enjoying outdoor activities