CELESTRON SKYMASTER 15X70 BINOCULARS 67mm this teleconverter is dust and

this teleconverter is dust and water-resistant and features a fluorine coating on the outer-most optic surfaces to suit working in inclement conditions and to benefit cleaning

Includes Micro USB Cable and Micro adapter for Micro devices

Low-Profile & Durable: Slim

4 GHz frequency with a range of 328'

CELESTRON SKYMASTER 15X70 BINOCULARS 67mm this teleconverter is dust andCelestrons SkyMaster Series of large aperture binoculars are a phenomenal value for high performance binoculars ideal for astronomical viewing or for terrestrial (land) use especially over long distances. Each SkyMaster model features high quality BaK 4 prisms and multi coated optics for enhanced contrast. Celestron has designed and engineered the larger SkyMaster models to meet the special demands of extended astronomical or terrestrial viewing