Vespera Dual Narrowband Filter Am3 The image always remains stable

The image always remains stable on the chip

Alignment Methods: 2-Star Align

13 arcseconds

Optical coating: multi-compensated

1: Set 60mm above the 2" receptacle has proven to be very versatile

Vespera Dual Narrowband Filter Am3 The image always remains stableThe Vespera Dual Band Filter is a dual narrowband filter that will significantly improve your photo quality whether you are viewing from an urban or a dark sky environment. By only allowing light which are very precisely the wavelengths of Hydrogen Alpha (H alpha) and Oxygen III (O III), found mainly in deepspace nebulae, the filter will increase the contrast between the object and the sky background. Therefore, using it makes it possible to obtain a