Concentrated monocular viewing structure eliminates image coincide: This head worn magnifier has construction detailed work. Five replaceable rectangular lens sets achieving 23X power: Contains five acrylic resin lens units (2X/4X/6X/10X/13X) in sturdy rectangular forms providing wide visibility. Includes protective storage box. Pair LED lighting with adjustable color temperatures: Separate left/right switches with two brightness levels. Removable arms & adjustable frame for comfortable wear: proposals option between adjustable temples or elastic headband. Lenses tilt 150°. Compact carrying with included storage: Padded nose improves comfort during extended use.