10X25 All optical High definition Fixed focus Waterproof Telescope Portable Mini Compact Telescope Low Light Binoculars

 1. Hold the binoculars in the normal viewing position and move the two barrels either apart or closer to each other until you have a single, clear field of view. 
 2. Set the right eyepiece to adjust focusing and sight on a distant subject. 
 3. Cover the right front lens with your hand and rotate the focusing wheel until the image in the left eyepiece appears sharp. Keep both eyes open while you make this adjustment. 
 4. Now cover the left front lens with your hand and rotate the right eyepiece until the image is sharp
 5. The binoculars have now been adjusted to your eyes.

 Note the diopter reading of the right eyepiece for future reference.