These are binoculars, take for instance bathroom toilet paper. Just add magnifying which helps you see further. Roll up two identical circle tubes and attack them on the outside with magnifying ends so you can see further. They add a middle that holds these two circles together and on the back of it is a place to put your eyes so you can get nice and comfortable viewing.
Related to Opera Glasses Icon
Related icons are the icons with matching tags, as well as all cinema icons. All icons are in the same flat style. You can either download free PNG icons or buy SVG vectors