Seestar S50 Dew Shield with Bahtinov Mask GPS The filter features 12nm of

The filter features 12nm of bandwidth in each wavelength (O-III = 500

[Above] Spectral response (% transmission vs

This optical tube soft case can hold most 8” optical tubes

the X-Cel utilizes extra low dispersion (ED) glass on its most highly curved surfaces

and it comes in a jewel case

Seestar S50 Dew Shield with Bahtinov Mask GPS The filter features 12nm ofMetal dew shield with laser cut acrylic bahtinov mask for the SeeStar S50. The dew shield fits the front aperture of the SeeStar S50, and the bahtinov mask can be easily places on the end of the dew shield using the included alignment pegs. The dew shield will also accept a 2" threaded filter, but it is very difficult to install or remove. See the separate SeeStar S50 filter adapter for an easier option. The metal dew shield extends 1. 5" to act as a