Baader Variable Polarization Filter - 2" - FPOL-2D Lunt Ha Solar Filters 25" has a channel cut

25" has a channel cut into the outside of the barrel

and parfocal chang-overs between an eyepiece and CCD cameras / webcams

About the Celestron UpClose G2 10x50 Binoculars

It has a specially designed bracket to place it in the right position away from the body of the mount

Celestron ExploraScope 114AZ Reflector is a classic Newtonian reflecting telescope with a fresh

Baader Variable Polarization Filter - 2" - FPOL-2D Lunt Ha Solar Filters 25" has a channel cutBaader Polarization Filter 2" Double Baader 2" Double Polarizing Filter Ideal for solar and planetary observations For solar work in conjunction with Baader AstroSolar Safety Film or Baader Herschel Wedge Prism (never use any eyepiece filter for solar observation without objective front filter) Rotatable filter cell allows continous adjustment of brightness for comfortable viewing Enhances contrast during planetary observation Sealed coating edges to