A:AnswerStart with the 20mm eyepiece which will provide a low power view (35x) that will help you locate the moon. Once the moon is centered in the eyepiece, swap out the 20mm eyepiece for the 4mm eyepiece.This will provide you with a higher powered view to help you observe craters and surface details much closer. A 3x Barlow Lens is included with the telescope which you can use with the 20mm eyepiece to provide you with another high powered magnification option.
A:AnswerWe are sorry to hear that a part may be missing from your new telescope. Please contact our Technical Support Department, and a Celestron representative will determine the missing part and guide you with assembling your telescope.You can reach us by Email: [email protected]
or by Phone:1-800-421-9649. Our call center is open Monday through Friday, 8 a.m. to 4 p.m. Pacific time.