Powerful Binoculars Telescope High Power Zoom Long Range Macrobinocular Professional HD 80 Large Caliber Binoculars for Hunting. All purchasing this telescope buyers please note. In order for you to provide better service, please confirm if you agree with the following details before place orders. Given our different production batches, print products will be above the minor differences, but the quality of the product itself are the same. A: IPD(INTERPUPILLARY DISTANCE) ADJUSTMENT. A: When wiping the lenses, use the lens cloth that comes with the binocular, or a soft, lintless cloth. Exit pupil diameter:4mm. Field of view:168FT/AT1000YDS. _1 x Big Caliber 30-260X160 Binocular Telescope. _1 x Carrying Pouch And Strap. _1 x Polishing Cloth. _1 x Gife Color Box. Durable goods, especially suitable for watching field tour concert and field operations, forestry, electric power, telecom, public security, fire control, border, transportation etc Construction unit to use. 1 cleaning the lens, a telescope with a lens cloth or other soft, clean cloth. 2 to remove residual stain on the cloth, drip 1-2 drops of alcohol. 3 the telescope should be kept in a ventilated, dry environment. Noted: Do not telescope directly at the sun to watch, so as to avoid burns. If you don’t pay in time, we can’t promise we will keep the item you bidded in stock all the time. Damaged on Arrival: When you sign the parcel, please check it carefully. You’d better take a video or photos when open it. If there is any damage or shortage for your parcel. Contact your Post Office or Express company immediately. Please send video or photos to our service staff at the same time. Your satisfaction is important to us. If you are not satisfied with our products/services. We will try our best to resolve any issue. You can contact me if you have any questions.