Celestron NexStar 90 SLT Computerised Telescope

The Celestron NexStar 90 SLT Computerised Telescope has the high quality 90mm Maksutov-Cassegrain optical design. It comes with a fully computerised Altazimuth mount and StarPointer finderscope, to help with alignment and accurately locating objects. Powered by 8 AA (user supplied) batteries or an optional AC adapter (18778), the NexStar love to travel. The internal battery compartment provides power to the high precision servo motors for rigid low-vibration performance while eliminating co