IPD AdjustmentSet the interpupillery distance by grasping the body and bending it until you can see one circle of view.
FocusingClose your right eye and sight an object with your left eye.focus the binocular by rotating the center focus wheel until the image is sharp and clear
Open your right eye and close your left eye.rotate the right eyepiece until the object siht is sharp and clear(the setting of the diopter scale for later use)
Zoom BinocularsIf your binocular is a zoom system,move the zoom lever to increase or decrease the power.
Waterproof ModelsThey can be used in harsh condition. blur or growth of bold are hard to occur inside the optical system of the binocular even if they are exposed to rain or wind. pashed on while on board a boat. or used in hot, humid or dusty place .however, do not immerse them in water under any circumstances.
How to care binocular1. When wiping the lenses, use the lens cloth with the binocular, or a soft.lintless cloth.
2. To remove any remaining dirt or smudges with the cloth by Appling one or two drops of isopropyl alcohol to the cloth.
3.Store your binocular in a moisture free area.
4.Never attempt to clean or repair your binocular intemally or take it apart.
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