Zion 20X-280X 70mm Lens Military Zoom Binoculars Big-Eye-Len Longer Eye Relief
Zion PowerView 20X -280X 70 Zoom Military Binoculars. Fully multi coatings, Full Optic Lens, BAK4 prisms, super Zoom magnifies between 12 and 36 times closer. Its rubber grip makes it simple to handle. It has bigger eye lens and longer eye relief then regular 15mm eye lens binoculars. Eye relief distance can be particularly important for eyeglass wearers and shooters.
The eye of an eyeglass wearer is typically further from the eyepiece so needs a longer eye relief in order to still see the entire field of view. Width = 20cm (7.87in). Eye Lens:20mm (0.8 in).
Objective Lens: 70mm (2.75 in). Lens: Full Optic Glass Lens. Body: Alloy wrapped with rubble. Overall Package Weight: 6 pounds.Binoculars Size: 290x200x80mm (11.5x8x3.2 inch). Main Points of User Instructions. How to use these Zoom Binoculars, and see shape clear image? 1, Hold binoculars in the normal viewing position. 2, Adjusting the distance between eyes.
If not show single circular field, Setting Diopter. 4, Focusing: after seeing single circulars field, adjust focus using center focusing wheel and both eyes will always remain in focus.
5, Zooming: with the zoom level, adjusting the magnification in stages. Please note, with variable magnifications, you will have to correct the picture sharpness using the center wheel. 6, Never attempt to clear internally or take it apart. 7, Never view the sun or other strong luminous objects with your binoculars. How to adjust the IPD? The distance between the eyes called interpupillary (IPD) is varies from person to person. To achieve perfect alignment of lens of binoculars to your eyes, follow these steps. 2, Adjusting the distance between eyes by bending both barrels closer together or further apart until seeing single circular field in two eyepieces. Always reset binoculars to the position before using. The diopter adjustment is designed to let you compensate for differences between your own two eyes. Once you set the diopter, then the two barrels should stay in proper relation. From then on you can focus just by turning the central focusing wheel. 1, Close your right eye and sight an object with your left eye. Focus the binoculars by rotating the center focus wheel until the image is sharp and clear. 2, Close your left eye, and sight this object with your right eye. Focus the binoculars by rotating the right eyepiece until the image is sharp and clear. 3, Note the setting of the diopter scale for later use. This item has no foldable rubble eye-cups.If you need Foldable Rubble Eye-cups binoculars, please let me know.