Antares 2"x2.25" Extension Tube (ET2TL) Accessory To insert your phone

To insert your phone

In about three minutes

while keeping the eyecup securely attached to the eyepiece while folding it up or down

and location and let StarSense do the rest

Celestron has reinvented the manual telescope with StarSense Explorer-the first telescope that uses your smartphone to analyze the night sky and calculate its position in real time

Antares 2"x2.25" Extension Tube (ET2TL) Accessory To insert your phoneThe Antares Extension Tube ET2TL extends any 2" accessory by 2. 25" with twist lock retainer. Works with any type of barrel: smooth, grooved or tapered. Accepts 2" filters. 2"x2. 25" extension with twist lock retainer. Threaded for M48x0. 6 filters.