Field of View:305ft/1000yds | Minimum Focus Distance: 13.12ft / 4m | Eye Relief: 0.54in / 13.6mm
Multi-coated optics & BK-7 prisms: Telescope uses multi-coated optical glass lens, the image does not cast distortion, is bright and clear
This is a high cost of roof binoculars, mining for optical glass lenses and coated with multilayer coating, no color cast is not distorted image, the picture clear and sharp.
Twist-up eyecups effectively eliminate stray light interference, to obtain a more pure imaging.
Suitable for hunting, Bird Watching, Camping, Hiking, Backpacking, Traveling, Concerts, Sporting Events and Outdoor Adventures.
Usage: First use the left eyepiece to emphasize the most clear, then mobilize the right eyepiece focusing ring to the right eyepiece clearest later use only the center focus.