Binoculars Description: Objective Lens: 50 mm Diameter coated Achromatic Lens Magnification: 20X Central Focusing Knob/ring Diopter Adjustment Ring Very good quality wide field Eyepiece Inter pupillary Distance Adjustment Function. How to Use: Hold the binoculars with both hands. While looking at a distant object, carefully move the Binocular tubes downward or upward until left and right fields are correctly aligned forming a perfect circle. Focus with your left eye by focusing ring. Look at an object through the left eyepiece with your left eye. Rotate the focusing ring until you see a sharp image of it. Focus with your right eye with Diopter-Adjustment ring on the right side eyepiece with your right eye. Rotate the Diopter-Adjustment ring until you see a sharp image.        HOME PROFILE

TEM General  Dermo-LM  TEM Small  ENT Scope  AutoScope  Stone Analyzer  3D Scan EM  3D Transmission EM  Micro Microscope  Pocket Ventilator   Astronomical Telescope: Model AT01   Astronomical Telescope: Model AT02   Astronomical Telescope: Model AT03   Binocular   UVC Sterilizer Model: 1E   UVC Sterilizer Model: 2B

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