<b>If you are interested in enjoying the attractive and mysterious view with a monocular equipped with varied magnification and 50mm objective lens, <b>GET THIS ZOOM MONOCULAR!</b> <br><br> <b>This zoom monocular allows you a brighter and sharper range of view 1000 meters away, as a result you can enjoy the scenery far away while staying in your cozy secure zone!</b> <br><br> <b>Specifications:</b><br> Prism type: Bak-4<br> Focus system: Center<br> Field of view: 126ft-99ft/1000 yds<br> Exit pupil: 5mm - 1.7mm<br> Exit relief: 16mm-16.5mm<br> Lens coating: Fully multi-coated<br> Close focusing distance: 3m/9.8ft<br><br><b>There are some tips you could follow up while using it:<br><b>1. Firstly, adjust the focus wheel to get the sharp and clear image in 10x magnification. Then if you would like to use over 10x magnification, such as 15x or 30x magnification, you need to readjust the focus wheel to get the sharp and clear image.<br><b> 2. Since EVERY OPTICS in higher magnification will produce shaking images because YOU are shaking, it is better to adopt a good quality tripod on sturdy level surface while you are focusing in over 10x magnification.<br><b> 3. In order to get a sharp and bright image while you are focusing in 30 magnification with this 10-30x50 Zoom Monoculars , it is better to use it in bright light circumstances.<br><br> <b>Come with:</b> Carrying case, lens cover, lens cleaning cloth, monocular tripod, English manual <br><br> <b>BRING ME HOME TODAY !!!</b> <br><br> <b>All Eyeskey Optics products have been covered by a Limited Lifetime Warranty. Eyeskey Optics guarantee these products to be free of defects in materials and workmanship for the lifetime of the original owner.