7X-45X zoom binoculare professionale stereo microscopio industria orologio riparazione telefono
Binocular Head. Angle of viewing: 45. Magnification: 7X-45X zoom. Zoom ratio: 1:6.4. Objective: 0.7X-4.5X zoom. light source： We will Gift you a 56LED light source. If item is defective after 3 months, you can still send it back to us.