ESSLNB Astronomy Binoculars 13 39X70 Zoom for Stargazing with Phone Adapter Tripod and Case Terrestrial Viewing Hunting

Binoculars for adults with zoom 13-39X magnification optical system and wide field of view (288 ft/1000 yards) not only fits observing astronomy but also fits bird watching. Package include tripod mounting rail adapter which can help you to connect with tripod so that you will get a stable image and enjoy sightseeing easily rather than hold the binoculars for astronomy by yourself. 70mm Large Fully Multi-coated objective lens available lead free glass and multiple layers of anti-reflective coatings ensures that the image you view will be as bright and sharp as possible, delivering 99.5% total light transmission. So this astronomy binoculars can show you a high light transmittance, clear, bright and no color difference image even in a low light environment. Good for beginner star gazers and to study the moon. Astronomy Binoculars with phone adapter and Tripod Adapter: Smart phone adapter which can 180°angle and length adjustment, is easy to connect with giant astronomical binoculars and take videos or images in the distant world and share in your social media. Tripod adapter for steady, hands-free viewing. Comfortable to use: Long eye relief is ideal for eyeglass wearers. ±5 Diopter adjusting range helps you better observation without wearing glasses. Eye cup keep from glare, you will get a better image. The large centre focus dial makes sharp focusing quick and easy. Easy to carry: Comes with A big carrying bag, this zoom binoculars is convenient to store and portable. Cleaning cloth helps you maintain. A neck strap can help you free your hands.