Celestron NexStar 4SE Computerized Telescope - 11049 Celestron Nature DX Binoculars About the Baader Semi-APO Filter

About the Baader Semi-APO Filter - Round Mounted

Optical Tube Length: 36 in (914 mm)

Tele-Extended Photography:  Use the T-Adapter with Barlow to get double the magnification of prime focus mode

About the Rigel Quickfinder Red Circle Reflex Sight

aligning the telescope is as easy as 1-2-3

Celestron NexStar 4SE Computerized Telescope - 11049 Celestron Nature DX Binoculars About the Baader Semi-APO FilterAbout the Celestron NexStar 4SE Computerized Telescope The Celestron NexStar SE GoTo Telescope family combines the classic heritage of the original orange tube from Celestron's early years with state of the art features including a fully computerized operating system, flash upgradeable hand control, superior coatings, revolutionary SkyAlign telescope alignment software and much more. Whether you are a seasoned astronomer looking for a portable